33 Best step bit in 2022: Analysis Based on 424 Reviews

Features

• MULTIPLE DRILL SIZES WITH ONE BIT: 1/4, 3/8, 1/2, 5/8, 3/4, 7/8, 1, 1-1/8, 1-1/4, 1-3/8-inch
• VERSATILE AND FAST: 3/8" 3-flat shank prevents slippage when drilling new holes or enlarging existing holes
• CUTS AND DEBURRS: Cuts through steel, sheet metal and other surfaces with only a small amount of pressure and deburrs as you drill
• 2-FLUTE DESIGN: Titanium-coated bit with 2-flute design for versatile drilling in steel, stainless steel, copper, aluminum, and other surfaces
• SUPER STRONG: Made of high speed steel and titanium coated for added durability and bit life

Manufacturer: ‎Ridgerock Tools Inc.

Part Number: ‎10194A

Item Weight: ‎5 ounces

Product Dimensions: ‎6.1 x 2.9 x 1.6 inches

Country of Origin: ‎China

Item model number: ‎10194A

Is Discontinued By Manufacturer: ‎No

Size: ‎1/4” to 1-3/8” (10 Sizes)

Color: ‎Titanium

Style: ‎1/4"-1-3/8"

Finish: ‎Titanium Nitride

Material: ‎High Speed Steel

Item Package Quantity: ‎1

Cutting Diameter: ‎0.25 inches;1.375 Inches

Measurement System: ‎Inch

Included Components: ‎Titanium Step Drill Bit Set

Batteries Included?: ‎No

Batteries Required?: ‎No

Assembled Diameter: ‎0.25 inches;1.375 Inches

Features

• HSS Titanium Coating - High speed steel along with titanium coating ensures outstanding durability and sharpness, can reduces the friction, runs cooler.
• Easy Organizing - A drill bits holder with size index is included in the metal kit for easy storage and organizing without fear of it falling out.
• Design - The split point tip is at 118 degrees to increase the wear resistance. The two flute design provides a smoother cutting, allows the material particles escape easily for a much more clean drilling operation.
• Set Includes - The drill bits set includes five common sizes for versatility, can fit the majority of brands currently on the market.
• Meet Your Demands - With the step drill bits we offered, you can process different kinds of diameter holes, which greatly saves you a lot of trouble.Great for metal/wood/plastic countersunk. Suitable for Home DIY, and General Building/Engineering Use.

Manufacturer: ‎COMOWARE

Item Weight: ‎1.23 pounds

Package Dimensions: ‎6.26 x 5.67 x 1.73 inches

Is Discontinued By Manufacturer: ‎No

Style: ‎6 Pcs Titanium

Finish: ‎Titanium

Material: ‎High Speed Steel

Item Package Quantity: ‎1

Measurement System: ‎Inch

Batteries Included?: ‎No

Batteries Required?: ‎No

Features

• Constructed of industrial high speed steel with titanium nitride coating for durability and strength to punch and drill clean holes in materials like plastic, aluminum, wood, copper, stainless steel and other types of sheet metal
• Two-flute spiral grooved design deburrs chip, dust and debris for clearance and smooth cutting
• Quick change 1/4-inch hex shank makes for easy, convenient bit switches and is compatible with impact ready power tools
• Assortment comes with 3 drill bits of a combined 31 sizes to add to your drilling arsenal: 13 step drill (1/8, 5/32, 3/16, 7/32, 1/4, 9/32, 5/16, 11/32, 3/8, 13/32, 7/16, 15/32, 1/2-inch) 6 step drill (3/16, 1/4, 5/16, 3/8, 7/16, 1/2-inch) and 12 step drill (3/16, 1/4, 5/16, 3/8, 7/16, 1/2, 9/16, 5/8, 11/16, 3/4, 13/16, 7/8-inch)
• Unibit split point tip accelerates cutting speed while preventing angled walking away from center line of bore

Features

• HSS Titanium Coating - High speed steel along with titanium coating ensures outstanding durability and sharpness, can reduces the friction, runs cooler.
• Easy Organizing - A drill bits holder with size index is included in the metal kit for easy storage and organizing without fear of it falling out.
• Design - The split point tip is at 118 degrees to increase the wear resistance. The two flute design provides a smoother cutting, allows the material particles escape easily for a much more clean drilling operation.
• Set Includes - The drill bits set includes five common sizes for versatility, can fit the majority of brands currently on the market.
• Meet Your Demands - With the step drill bits we offered, you can process different kinds of diameter holes, which greatly saves you a lot of trouble.Great for metal/wood/plastic countersunk. Suitable for Home DIY, and General Building/Engineering Use.

Manufacturer: ‎COMOWARE

Item Weight: ‎1.23 pounds

Package Dimensions: ‎6.26 x 5.67 x 1.73 inches

Is Discontinued By Manufacturer: ‎No

Style: ‎6 Pcs Titanium

Finish: ‎Titanium

Material: ‎High Speed Steel

Item Package Quantity: ‎1

Measurement System: ‎Inch

Batteries Included?: ‎No

Batteries Required?: ‎No

Features

• HSS Titanium Coating - High speed steel along with titanium coating ensures outstanding durability and sharpness, can reduces the friction, runs cooler.
• Easy Organizing - A drill bits holder with size index is included in the metal kit for easy storage and organizing without fear of it falling out.
• Design - The split point tip is at 118 degrees to increase the wear resistance. The two flute design provides a smoother cutting, allows the material particles escape easily for a much more clean drilling operation.
• Set Includes - The drill bits set includes five common sizes for versatility, can fit the majority of brands currently on the market.
• Meet Your Demands - With the step drill bits we offered, you can process different kinds of diameter holes, which greatly saves you a lot of trouble.Great for metal/wood/plastic countersunk. Suitable for Home DIY, and General Building/Engineering Use.

Manufacturer: ‎COMOWARE

Item Weight: ‎1.23 pounds

Package Dimensions: ‎6.26 x 5.67 x 1.73 inches

Is Discontinued By Manufacturer: ‎No

Style: ‎6 Pcs Titanium

Finish: ‎Titanium

Material: ‎High Speed Steel

Item Package Quantity: ‎1

Measurement System: ‎Inch

Batteries Included?: ‎No

Batteries Required?: ‎No

Features

• Universal Compatibility ----- Designed for drilling on steel sheets up to 0.2 in., acrylic, PVC and wooden boards up to 0.2 in.
• Jam-Free Performance ----- Dual-flute design and three-sided shank design is optimized for cordless drills in high speed provides greater speed and control while minimizing steel scurf flying around, to lengthen service life, please do not set drilling speed at its maximum to avoid damage to the cutting edge.
• Durable & Sturdy ----- Solid M2 high speed construction for extra durability, close to impossible to snap compared conventional drill bits, the unique 3-sided shank prevents slip in drill chuck and reduces shocks; oiling the bits recommended before every use to maximize the service life.
• Laser-Engraved Marks ----- All the laser-engraved reference marks make it easy to stop on any hole size for your convenience.
• One Bit for All ----- The bit comes with 18 sizes so you can drill up to 18 holes with different diameters, saving you time and efforts to change bits, quadrupling your drilling efficiency compared to competition.

Features

• Keep Your Step Drill Bits Well Organized: All the bits come in a well-organized case for easy transport and storage.
• Extreme Durabikity: Cobalt high speed steel drill bits along with the titanium coating ensures extreme durability, will stay new and shiny for years to come.
• Smooth Drilling: Non-walking drill tip provides fast and smooth drills on steel sheets, aluminum sheets, wood board, plastic board etc. (the board must be smaller in thickness than the height of step drill bits).
• Different Sizes of Holes Can Be Drilled: Different sized shanks ensure compatibility with 1/4, 3/8 and 1/2 in. chuck sizes. You are capable to drill holes in different sizes which can meet your normal needs.
• Use Center Punch to Mark the Spot: Please mark the spot that you are to drill for easier drilling and improved drill bits life.

Manufacturer: ‎CO-Z

Part Number: ‎CO-Z SDB-0000

Item Weight: ‎1.14 pounds

Product Dimensions: ‎4.33 x 1.57 x 6.1 inches

Item model number: ‎CO-Z SDB-0000

Is Discontinued By Manufacturer: ‎No

Color: ‎Dark Bronze

Finish: ‎Titanium

Material: ‎High Speed Steel

Item Package Quantity: ‎1

Measurement System: ‎Inch

Special Features: ‎Easy to Install

Batteries Included?: ‎No

Batteries Required?: ‎No

Features

• Drills clean, accurate large holes in these materials (up to 1-3/8in. diameter) hard sheet metal, ducts, steel, stainless steel, copper, brass, aluminum, plastic, plexiglass, wood, firewood, veneers, vinyl siding, acrylic, plasterboard, PVC pipe, , fiberglass and cast iron, Ideal for electrical, plumbing and HVAC contractors.
• Dual-flute design provides greater speed and control and optimized for cordless drills driver running at high speed
• These HSS Double-Fluted Step bit kit provide faster cutting and drilling than single flute bits. The easy-to-read step markings and targets save time when drilling holes.
• Step drill bit can be used on electrical drill, cordless drill, or high impact drill press machine, combo set with durable ABS plastic organizer for easy and safe storage in your tool box.
• M2 high speed steel along with the black coating ensures extreme durability, will stay new and shiny for years to come. Different sized shanks ensure compatibility with 3-Flat Hex Shank - Prevents bit from slipping in the chuck while drilling holes 1/4, 3/8 and 1/2 in. chuck size.

Manufacturer: ‎KSEIBI

Part Number: ‎KS-575105

Item Weight: ‎1.32 pounds

Package Dimensions: ‎10.47 x 10.39 x 2.09 inches

Size: ‎5Pcs Set

Color: ‎Black

Style: ‎Drill Bits

Finish: ‎Black Finish

Material: ‎High Speed Steel

Pattern: ‎Step Bits

Shape: ‎3-flat Hex Shank

Installation Method: ‎Click

Number Of Pieces: ‎5

Head Style: ‎Hex

Handle/Lever Placement: ‎Automatic

Tool Tip Description: ‎Step Bits

Measurement System: ‎Imperial

Special Features: ‎Easy to Install

Usage: ‎Metal Drilling

Included Components: ‎9 Stepped drill bits (1/4"-1-3/8") #5

Batteries Included?: ‎No

Batteries Required?: ‎No

Features

• Titanium Coating ----- Coated with titanium, this step drill set performs well in heat, corrosion and rust resistance.
• A Must-Have for Handyman or Professionals ----- Perfect for home repairs and light jobs such as drilling holes in plastic, aluminum, copper, iron and many other types of sheet metal (excluding steel or any other harder metal).
• Hss & Titanium Coating ----- High-speed steel makes it last longer than others, titanium coating ensure easily cut through iron sheets, aluminum sheets, copper & plastic & wood board and many other types of sheet metal with ease, and it can automatically deburr holes while drilling to keep the drill bit clean.
• Includes 10 STEP SIZES ----- 1/4", 3/8", 1/2", 5/8", 3/4", 7/8", 1", 1-1/8", 1-1/4", 1-3/8".
• Revolutionary Design ----- Tri-flatted shank fits into power tools chuck securely and eliminates slip; two-flute design clears chips faster and allows particles to escape easily.

Features

• INCLUDES: Four multipurpose dill bit in 1/4-inch shank and 3/8-inch shank and a red blow mold carrying case for easy convenience and storage in your car, garage or shop.
• MULTIPLE HOLE DRILL BIT: This versatile cone bit can replace 50 individual bits with just 5 pieces in one box. Drill a range of different sizes and holes with a single bit without needing to change between bits.
• 50 SIZES IN 1: 5 stepper bits included. 1 x 6 step bit (1/4” shank; 3/16” - 1/2”), 1 x 13 step bit (1/4” shank; 1/8” – 1/2"), 1 x 9 step bit (3/8” shank; 1/4" to 3/4"), 1 x 10 step bit (3/8” shank; 1/4” – 1-3/8”), and 1 x 12 step bit (3/8” shank; 3/16” – 7/8”).
• TWO FLUTE & TRI SHANK: Two-flute design deburrs during drilling, clearing chips faster and allowing particles to escape for clean cut holes. Each step drill bit features a tri-flatted shank for a secure fit into power tool chucks, eliminating slip.
• HSS COBALT STEP BIT: Classic stepdrill bit constructed of high-speed steel with cobalt coating for drilling holes in plastic, aluminum, copper, stainless steel, and many other types of sheet metal. Also doubles as a hole expander.

Features

• High-visibility silver targets for primary hole sizes
• 3 hole sizes
• Thick 3/8-Inch hex shank won't round out in the drill chuck for a more positive grip
• Fast-starting, non-walking drill tip
• Two flutes on this Step Drill Bit cut faster and keep bit cooler

Manufacturer: ‎Klein Tools

Part Number: ‎KTSB15

Item Weight: ‎6.8 ounces

Product Dimensions: ‎5.2 x 3.4 x 0.7 inches

Item model number: ‎KTSB15

Is Discontinued By Manufacturer: ‎No

Size: ‎1-3/8-Inch

Color: ‎Black

Material: ‎High Speed Steel

Item Package Quantity: ‎1

Measurement System: ‎Inch

Included Components: ‎KTSB15

Batteries Included?: ‎No

Batteries Required?: ‎No

Features

• TRI-FLATTED SHANK Each unibit step drill bit optimally fits into power tools such as impact drill chucks securely and eliminates slip for higher efficiency of output.
• DOUBLE CUTTING BLADES DESIGNThe HSS step drill bit set is designed with double cutting blades, which provides faster, smoother and accurate drilling.
• QUILITY STEP DRILL BITS The step drill bits are made of classic high-speed steel with titanium coating for proven capability and durability in drilling holes in plastic, aluminum, wood board, copper, stainless steel and many other types of sheet metal.
• SET INCLUDESThe cone drill bits set includes 3 common sizes for versatility. Bit #1 (6 steps): 3/16", 1/4", 5/16", 3/8", 7/16", 1/2"; Bit #2 (13 steps): 1/8", 5/32", 3/16", 7/32", 1/4", 9/32", 5/16", 11/32", 3/8", 13/32", 7/16", 15/32", 1/2"; Bit #3 (9 steps): 1/4", 5/16", 3/8", 7/16", 1/2", 9/16", 5/8", 11/16", 3/4". If you are not fully satisfied with the step bit for any reason, please contact us for 100% refund or replacement.
• WELL PERFORMED The multiple hole drill bit set include 28 size, which can cuts through steel, sheet metal, wood board and other surfaces creating relatively clean holes as you drill. Suitable for home DIY, and general building/ engineering use.t slippage and shedding during the rotation.

Features

• 3 ) The split point tip is at 118 degrees to increase the wear resistance. The two flute design provides a smoother cutting, allows the material particles escape easily for a much more clean drilling operation, can be used on electrical drill, cordless drill, or high impact drill press machine.
• 4 ) One bit for 1/4" to 1-3/8" 10 steps hole sizes: 1/4", 3/8", 1/2", 5/8", 3/4", 7/8", 1", 1-1/8", 1-1/4", 1-3/8", so you can drill up holes with different diameters, saving your time and efforts to change bits.
• 5 ) If you aren't satisfied with your purchase, contact us through email at any time you want, and we'll issue you a refund, to ensure you have a nice shopping experience in our store.
• 1 ) Genuine M2 high speed steel with the black coating ensures durability and sharpness, reduces the friction, runs cooler, performs well in heat, corrosion and rust resistance, for longer cutting edge life even at extreme temperatures.
• 2 ) 10 size multiple hole stepped up bits, have many steps which contain multiple diameters, convenient to drill different hole size by using a step drill rather than many drills, ideal for DIY projects at home, garden, workshop etc.

Features

• Country of manufacture: United States
• Power Cutting & Sawing
• Manufacturer: Milwaukee

Manufacturer: ‎Milwaukee

Part Number: ‎48-89-9223

Item Weight: ‎1 pounds

Product Dimensions: ‎1 x 7 x 10.73 inches

Item model number: ‎48-89-9223

Is Discontinued By Manufacturer: ‎No

Color: ‎Black

Finish: ‎Black Oxide

Material: ‎HAWA

Item Package Quantity: ‎1

Tool Tip Description: ‎Step Bit

Measurement System: ‎Metric

Included Components: ‎Unit^Instruction Guide

Batteries Included?: ‎No

Batteries Required?: ‎No

Features

• US-BASED CUSTOMER SERVICE: Available by chat, email, phone, or visit us at our customer service center in La Crosse, WI.
• 12 hole sizes: 3/16" (4.76mm), 1/4" (6.35mm), 5/16" (7.94mm), 3/8" (9.52mm), 7/16" (11.11mm), 1/2" (12.7mm), 9/16" (14.29mm), 5/8" (15.88mm), 11/16" (17.46mm) , 3/4" (19.05mm), 13/16" (4.76mm), 7/8" (22.22mm) with 1/16" (1.59mm) increments. The size marks are stamped next to each step to ease the use.
• M35 cobalt step drill 1/4" (6.35mm) hex shank 12 hole 3/16" (4.76mm) to 7/8" (22.22mm)
• The addition of cobalt increases heat resistance. It is widely used in metal manufacturing because of its ability to resist wear over conventional high speed steels, allowing for shorter cycle times in production environments due to higher cutting speeds or from the increase in time between tool changes. M35 is also less prone to chipping when used for interrupted cuts.
• double spiral flutes for more efficient swarf clearance; 1/4 Inch hex Shank with quick release slot to eliminate slipping; Self-starting for clean holes in thin materials; M35 cobalt HSS to cut stainless steel. The step drill bit is made with M35 cobalt. It is ideal for variety of materials from stainless steel, metal, plastic, fiberglass to wood. They also help to enlarge existing holes. M35 HSSCo is a high speed steel alloy made up of 5% cobalt. M35 is similar to M2, but with 5% cobalt added.

Manufacturer: ‎Golden Coulee

Part Number: ‎3051

Item Weight: ‎3.2 ounces

Product Dimensions: ‎3 x 1 x 1 inches

Item model number: ‎3051

Size: ‎Cobalt 12 Spiral

Color: ‎Silver

Material: ‎Cobalt

Item Package Quantity: ‎1

Measurement System: ‎Metric, Imperial

Batteries Included?: ‎No

Batteries Required?: ‎No

Features

• Cordless step drill bit design – made for smooth drilling in cordless drills using high-speed and low-speed mode, with 2X cutting edges and optimized angles on the bit steps
• 2X cutting edges – provides 2X faster cutting through tough material, with two sharp edges
• Hex shank impact-ready step drill bit – optimized for impact drivers, and the bits are drill/driver compatible
• 2X longer life and clean holes – designed for burr-free holes, these bits help manage heat for longer bit life
• 2X holes per charge – features efficient operation to boost user productivity

Manufacturer: ‎Bosch

Part Number: ‎IMSDC002

Item Weight: ‎5.9 ounces

Package Dimensions: ‎6.97 x 5 x 1.1 inches

Country of Origin: ‎China

Item model number: ‎IMSDC002

Style: ‎2pc Impact

Material: ‎High Speed Steel

Item Package Quantity: ‎1

Measurement System: ‎Imperial

Included Components: ‎(1) 3/16"-7/8", (1) 1/4"-7/8" - 1-1/8"

Batteries Required?: ‎No

Features

• HIGH-QUALITY DRILL BIT: Our individual NEIKO 10180A drill bit is made with #4241 high-speed steel and has a titanium nitride coating for extra durability. The 4-flute spiral grooved design makes this a fast and long-lasting metal cutting tool.
• HEAVY-DUTY DRILL BITS: Our drill bits are created to work with any project, large or small. Our multifunction drill bits are designed with you in mind, so you can get your work done with confidence and speed using our quality tools!
• MULTISIZE DRILL BIT: This hole drill bit can drill holes in 12 different sizes to meet any job requirements. Our 12-step drill bit for metal drills holes in 1/16-inch increments ranging from 3/16" to 7/8" to create the perfect-sized holes.
• QUICK-CHANGE DRILL BIT: With a 1/4-inch quick-change hex shank, this bit fits securely in most pistol drills or drill presses. Use this cone-shaped, versatile, and small drill bit for metal projects at work or home.
• DRILL BIT FOR HARDENED STEEL: Use this bit for drilling steel and other thick metal to create the exact hole size you need. The fluted spiral drill-bit design automatically deburrs and expands holes for a cleaner drilling process every time.

Features

• Backed by a full lifetime warranty.
• This product is easy to use.
• Made from industrial-grade high-speed molybdenum steel heat treated for maximum durability. SpeedPoint tip penetrates faster and prevents walking.
• This product is manufactured in United States.
• Non-skid tip, no need for center punches. 3-faltted hex shank prevents drill chuck slipping. Drill diameters etched in flute for easy identification.
• This product is highly durable
• Save time because you don't need to change drills for different-sized round holes in thin materials. Each drill acts as a pilot for the next size.
• Ideal for drilling holes into thin materials such as stainless steel, copper, brass, aluminum, plastic and laminates.

Features

• 50 Size In 5 ----- The bits set includes five standard step drill bits that can replace 50 individual drill bits.
• Automatic Center Punch ----- Delivers an automatic, high-impact, spring-loaded strike when pressed against surface, adjustable cap regulates striking force.
• Titanium Coating ----- Coated by titanium, this step drill set performs well in heat, corrosion and rust resistance.
• HSS Steel Construction ----- High-speed steel construction for longer cutting edge life even at extreme temperatures.
• A Must-have for Handyman or Professionals ----- Perfect for home repairs and light jobs such as drilling holes in plastic, aluminum, copper and many other types of sheet metal.

Features

• [Heavy duty]: Cuts holes on Stainless steel, Hardened Metal, Mild steel, Galvanized steel, Aluminum, Copper, Plastic, Wood, or anything that has similar or lower hardness as these materials. Up to 12ga /2.7mm thickness for Stainless steel.
• [Non-stop]: Our Polished Steps and Size Highlights let you able to see target hole size during drilling. No need to stop in the middle of the drilling and check. Save you time and hassle.
• [M2 HSS]: Cuts A LOT MORE CLEAN holes and much EASIER than average step bits. In general, M2 has 50% more Tungsten and 150% more Molybdenum, both of which are key elements in improving durability. Our additional Vacuum heat treatment and Nitride surface hardening treatment make the performance even better.
• [Multi Hole Sizes]: No need to buy a kit. This one step bit comes with 6 marked sizes so you can drill 6 different hole sizes, saving you time and effort to change bits. Marked sizes including: 1/4", 7/8", 1-1/8", 1-7/32", 1-1/4", 1-3/8".
• [Easy & Fast]: With our high-accuracy CNC processing and optimized spiral design over the years, our spiral flutes design cuts EASY, FAST and CLEAN, outperforming the average ones on the market. Compared to the Straight flutes, the Spiral flutes guide the debris out faster by its nature, making the drilling smoother and creating fewer burrs for the holes. Once you've tried our spiral design, there's no way back to the straight design.

Features

• This product is highly durable
• This product is easy to use
• Save time because you don't need to change drills for different-sized round holes in thin materials. Each drill acts as a pilot for the next size.
• Drill diameters etched in flute for easy identification.
• Speed Point tip penetrates faster than previous Unibits and prevents walking. 3-faltted hex shank prevents slipping in drill chuck.
• Save time because you don't need to change drills for different-sized round holes in thin materials. Each drill acts as a pilot for the next size.
• Ideal for drilling holes into thin materials such as stainless steel, copper, brass, aluminum, plastic and laminates.
• Ideal for drilling holes into thin materials such as stainless steel, copper, brass, aluminum, plastic and laminates.
• Patented single-flute cutting edge gives greater control through steps and a true round hole every time.
• Drill diameters etched in flute for easy identification.
• SpeedPoint tip penetrates faster than previous Unibits and prevents walking. 3-faltted hex shank prevents slipping in drill chuck.
• Patented single-flute cutting edge gives greater control through steps and a true round hole every time.
• This product is manufactured in United States

Manufacturer: ‎IRWIN

Part Number: ‎10231

Item Weight: ‎1.59 ounces

Product Dimensions: ‎6 x 2.9 x 0.8 inches

Country of Origin: ‎USA

Item model number: ‎10231

Is Discontinued By Manufacturer: ‎No

Size: ‎1/2 inches

Color: ‎Silver|Silver metallic

Finish: ‎Black Oxide

Material: ‎High Speed Steel

Item Package Quantity: ‎1

Cutting Diameter: ‎3 Inches

Measurement System: ‎Inch

Included Components: ‎Drill Bits & Accessories, Step Drill Bits, Power Tool Accessories

Batteries Included?: ‎No

Batteries Required?: ‎No

Warranty Description: ‎Manufacturer

Assembled Diameter: ‎3 Inches

Features

• Our drill bit is bigger in size so it can drill holes with larger dimensions.
• The rapid strike tip drills twice as fast as the average step drills and can drill acrylic, PVC, wood, aluminum and iron sheets up to 0.2’’ in thickness.
• 12 hole sizes: 1/4; 3/8; 19/32; 3/4; 1'; 1'3/16; 1'3/8; 1'5/8; 1'3/4; 2'; 2'3/16; 2'3/8.
• The step drill bit is made from upgraded high speed steel characterized by well-balanced toughness, wear resistance and red hardness properties for better and faster hole -drilling performance. The titanium coating makes the drill bit more durable so that it can last for years with uncompromised quality.
• The dual-flute design prevents metal fillings from flying around and clears chips faster thus it can drill more smoothly without heating up.

Features

• Drill bit is engineered with M-35-grade cobalt steel for maximum life when drilling in tough steel
• Drill bits feature a radial concave flute
• Drill bits feature a radial concave flute
• SpeedPoint tip for fast starts
• Includes #1C, #2C and #3C bits
• Includes #1C, #2C and #3C bits
• IRWIN drill bits have laser-marked sizes for simple identification
• SpeedPoint tip for fast starts
• IRWIN drill bits have laser-marked sizes for simple identification
• Drill bit is engineered with M-35-grade cobalt steel for maximum life when drilling in tough steel

Manufacturer: ‎IRWIN

Part Number: ‎10502CB

Item Weight: ‎5 ounces

Product Dimensions: ‎7.75 x 5.5 x 1.63 inches

Country of Origin: ‎Brazil

Item model number: ‎10502CB

Is Discontinued By Manufacturer: ‎No

Size: ‎3PC SET

Color: ‎Black

Style: ‎Cobalt

Material: ‎High Speed Steel

Item Package Quantity: ‎3

Measurement System: ‎Imperial

Batteries Included?: ‎No

Batteries Required?: ‎No

Features

• 3 ) The split point tip is at 118 degrees to increase the wear resistance. The two flute design provides a smoother cutting, allows the material particles escape easily for a much more clean drilling operation, can be used on electrical drill, cordless drill, or high impact drill press machine.
• 4 ) Come with a heavy duty aluminum case for easy and safe storage. A automatic center punch for marking the drill position, delivers an automatic, high-impact, spring-loaded strike when pressed against surface, adjustable cap regulates striking force.
• 1 ) Genuine M2 high speed steel with the black coating ensures durability and sharpness, reduces the friction, runs cooler, performs well in heat, corrosion and rust resistance, for longer cutting edge life even at extreme temperatures.
• 2 ) 50 size in 5 Multiple Hole Stepped up Bits, have many steps which contain multiple diameters, convenient to drill different hole size by using a step drill rather than many drills, ideal for DIY projects at home, garden, workshop etc.
• 5 ) If you aren't satisfied with your purchase, contact us through email at any time you want, and we'll issue you a refund, to ensure you have a nice shopping experience in our store.

Features

• HSS Titanium Coating: The step drill has excellent sharpness and durability due to its high speed steel material and titanium coating
• 118° Split Point Tip & Dual-flute Design: increases cutting speed with self-centering and prevents walking, clears chips faster and allows particles to escape easily
• Widely Application: Ideal for drilling holes in plastic, aluminum, iron and many other types of sheet metal (Not recommended for stainless steel or any other harder metal)
• Equipped with a well-organized case, make it more convenient for using and storing the step drills
• 50 Sizes in 5 Pcs: The step drill bit kit includes 5 standard pieces with totally 50 sizes for versatility, enough for your DIY needs

Features

• The product is highly durable
• The product is easy to use and easy to handle
• Step Bit 6Pc Set (#1, #4, #6, #7, #8, #9)

Manufacturer: ‎Builders World Wholesale Distribution

Part Number: ‎48-89-9224

Item Weight: ‎1.6 pounds

Product Dimensions: ‎1 x 7 x 10.73 inches

Item model number: ‎48-89-9224

Is Discontinued By Manufacturer: ‎No

Finish: ‎Black Oxide

Item Package Quantity: ‎1

Measurement System: ‎Metric

Included Components: ‎Step Drill Bits

Batteries Included?: ‎No

Batteries Required?: ‎No

Features

• For use in cordless drills in high speed
• Highly visible reference marks make it easy to stop on any hole size
• 3-Flat secure grip reduces slippage
• 7/8” and 1-1/8” step bit

Manufacturer: ‎TV Non-Branded Items (Home Improvement)

Part Number: ‎48-89-9209

Item Weight: ‎4.8 ounces

Product Dimensions: ‎6.9 x 5.9 x 2.1 inches

Item model number: ‎48-89-9209

Is Discontinued By Manufacturer: ‎No

Size: ‎7/8" to 1-1/8"

Color: ‎Silver metallic

Finish: ‎Black Oxide

Material: ‎High Speed Steel

Item Package Quantity: ‎1

Handle Material: ‎High Speed Steel

Tool Tip Description: ‎Step Bits

Measurement System: ‎Metric

Usage: ‎Metal Drilling

Included Components: ‎Step Bit

Batteries Included?: ‎No

Batteries Required?: ‎No

Features

• Delivers high performance in heavy-duty applications
• Soft grip handle design offers increased gripping surface and comfort
• All-metal ratcheting keyless chuck for greater bit retention

Manufacturer: ‎MILWAUKEE ELECTRIC TOOL

Part Number: ‎48-89-9221

Item Weight: ‎13.8 ounces

Product Dimensions: ‎10 x 9 x 3 inches

Item model number: ‎GIDDS2-2475514

Is Discontinued By Manufacturer: ‎No

Size: ‎Pack of 1

Finish: ‎Black Oxide

Material: ‎Other

Item Package Quantity: ‎1

Number Of Pieces: ‎1

Tool Tip Description: ‎Step Bits

Measurement System: ‎Metric

Included Components: ‎Step Bit (3)

Batteries Included?: ‎No

Batteries Required?: ‎No

Features

• SMOOTH DRILLING ACTION: Two-flute design provides faster, smoother cutting without walking and a tri-flat shank ensure a firm grip
• TITANIUM COATED STRENGTH: Made of super strong M2 steel with titanium coating for added durability and bit life
• REPLACES 28 DRILL BITS: This set includes three standard SAE step drill bits that replace 28 individual drill bits
• CUTS AND DEBURRS: Cuts through steel, sheet metal and other surfaces with only a small amount of pressure and deburrs as you drill
• A COMPLETE SAE SET: Comes with one 3/16-inch to 1/2-inch six-step bit, 1/4-inch to 3/4-inch nine-step bit, and 1/8-inch to 1/2-inch 13-step bit

Manufacturer: ‎Ridgerock Tools Inc.

Part Number: ‎10193A

Item Weight: ‎0.25 ounces

Product Dimensions: ‎6 x 4 x 1 inches

Item model number: ‎10193A

Is Discontinued By Manufacturer: ‎No

Size: ‎Combined Sizes

Style: ‎3-Piece Set

Finish: ‎Titanium

Material: ‎Alloy Steel

Item Package Quantity: ‎1

Number Of Pieces: ‎3

Cutting Diameter: ‎0.125 inches;0.5 Inches

Measurement System: ‎Inch

Included Components: ‎Step Drill Bit Set

Batteries Included?: ‎No

Batteries Required?: ‎No

Assembled Diameter: ‎0.125 inches;0.5 Inches

Features

• A Must-Have for Handyman or Professionals - Perfect for home repairs and light jobs such as drilling holes in plastic, aluminum, copper, iron and many other types of soft metal sheet.
• Clear Laser Measurements - The well-manufactured bits come with very highly visible laser measurements for you to easily find the size you want, improving your drilling accuracy.
• Two-flute Design - 1/4'' hex shank fits into power tools chuck securely and eliminates slip; The drill tip adopts a 135°bifurcated tip design, prevents the step drill bit from slipping during operation.
• HSS Titanium Coating - High speed steel along with titanium coating ensures outstanding durability and sharpness, can reduces the friction, runs cooler.
• Size Includes - One drill with 15 steps: Includes 3/16",1/4", 5/16", 3/8", 1/2", 9/16", 5/8", 11/16", 13/16", 7/8", 15/16",1", 1-1/8", 1-3/16",1-1/4" (4,6,8,10,12,14,16,18,20,22,24,26,28,30,32mm), Which can fit the majority of brands currently on the market.

Features

• Quick change 1/4" hex shank (6.35mm)can be easily fit into power driver, drill and press drill
• High speed steel along with titanium coating ensures outstanding durability and sharpness for plastic, aluminum, copper, stainless steel hole drilling
• A well-organized bag included to provide users with easy storage and transport
• Set includes: Bit #1 (5 steps): 4mm, 6mm, 8mm, 10mm, 12mm; Bit #2 (9 steps): 4mm, 6mm, 8mm, 10mm, 12mm, 14mm, 16mm, 18mm, 20mm; Bit #3 (15 steps): 4mm, 6mm, 8mm,10mm,12mm,14mm,16mm,18mm,20mm,22mm,24mm, 26mm, 28mm,30mm,32mm
• Two-flute design provides faster, smoother, accurate cutting and prevents metal scurf from flying around for improved safety

Manufacturer: ‎Hangzhou Great Star Industrial Co.,LTD.

Part Number: ‎W004585AE

Item Weight: ‎12 ounces

Package Dimensions: ‎5.12 x 3.43 x 1.85 inches

Country of Origin: ‎China

Item model number: ‎W004585AE

Finish: ‎Titanium

Material: ‎High Speed Steel, Stainless Steel

Power Source: ‎Hand Powered

Item Package Quantity: ‎1

Measurement System: ‎Metric, Imperial

Included Components: ‎3-Piece Step Drill Bit Set

Batteries Included?: ‎No

Batteries Required?: ‎No

Features

• [Easy & Fast]: With our high-accuracy CNC processing and several optimized design details over the years, our design cuts EASY, FAST and CLEAN, outperforming the average ones on the market. Comes with Quick change 1/4 inch hex shank for quick bit switches and compatible with impact ready power tools.
• [Multi Hole Sizes]: No need to buy a kit. This one step bit comes with 12 marked sizes so you can drill 12 different hole sizes, saving you time and efforts to change bits. Marked sizes including: 3/16", 1/4", 5/16", 3/8", 7/16", 1/2", 9/16", 5/8", 11/16", 3/4", 13/16", 7/8".
• [M2 HSS]: Cuts A LOT MORE CLEAN holes and much EASIER than average step bits. In general, M2 has 50% more Tungsten and 150% more Molybdenum, both of which are key elements in improving the durability. Our additional Vacuum heat treatment and Nitride surface hardening treatment make the performance even better.
• [Non-stop]: Our Polished Steps and Size Highlights make it possible for you to see target hole size during drilling. No need to stop in the middle of the drilling to check. Save you time and hassle.
• [Heavy duty]: Cuts holes on Stainless steel, Hardened Metal, Mild steel, Galvanized steel, Aluminum, Copper, Plastic, Wood, or anything that has similar or lower hardness as these materials. Up to 12ga /2.7mm thickness for Stainless steel.

Features

• Includes 10 step sizes:1/4",3/8",1/2",5/8",3/4",7/8",1",1-1/8", 1-1/4",1-3/8"
• High Quality Material:Made of strong high speed steel with titanium coating, the bits have strong durability
• What you get:Knoweasy Step drill with safe plastic case,12 month wmonths warranty
• Application:Perfect for home repairs and light jobs such as drilling holes in plastic, aluminum, copper, iron sheet and many other types of sheet metal
• Unique Design:Two-fluted design provides faster,smoother cutting,provided with small pressure and the sets

Manufacturer: ‎Knoweasy Electric CO.,lTD

Item Weight: ‎3.98 ounces

Package Dimensions: ‎4.3 x 1.6 x 1.2 inches

Size: ‎Step Drill Bits 8

Finish: ‎Titanium

Material: ‎High Speed Steel

Measurement System: ‎English/Standard

Batteries Included?: ‎No

Batteries Required?: ‎No