NEIKO 10181A Step Drill Bit Set, 3 Piece, Spiral Grooved for Faster Drilling, Step Bits for Stainless Steel, Metal, Wood, Plastic, Unibit Cone Drill Bits with 31 Step Sizes Total
Product DescriptionPREMIUM STEP BIT: Each unibit is constructed of industrial high-speed steel with a 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.
STEP DRILL BIT FOR METAL: With a split point tip that accelerates cutting speed while preventing angled walking away from center line of bore, drilling holes in metal is fast, efficient, and clean.
SPIRAL DESIGN: The two-flute spiral grooved design deburrs chip, dust and debris for clearance and smooth cutting. With 31 step sizes, each hole made with these step bits will be precise.
QUICK-CHANGE: The 1/4-inch hex shank makes for easy, convenient, and quick stepper bit switches and is compatible with impact ready power tools.
INCLUDES: Each bit set 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).
Product DetailsBrand: | NEIKO |
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Model #: | 10181A |
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Size: | Spiral |
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Color: | Titanium |
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Dimensions: | 6 X 3.5 X 0.75 inches (Length X Width X Height) |
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Price: | $17.99 |
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NEIKO 10181A Step Drill Bit Set, 3 Piece, Spiral Grooved for Faster Drilling, Step Bits for Stainless Steel, Metal, Wood, Plastic, Unibit Cone Drill Bits with 31 Step Sizes Total
ZELCAN 10 Sizes Titanium Step Drill Bit, 1/4 to 1-3/8 Inches High Speed Steel Drill Cone Bits for Sheet Metal Hole Drilling Cutting, HSS Multi Size Hole Stepped Up Unibit for DIY Lovers Electrician
Product DescriptionDurable HSS Drill Bit ----- 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.
Titanium Coating ----- Coated with titanium, this step drill set performs well in heat, corrosion and rust resistance.
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.
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".
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).
Product DetailsBrand: | ZELCAN |
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Model #: | SDB-2017-01 |
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Size: | 10 Sizes, 1/4" to 1-3/8" |
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Price: | $9.99 ($1.00 / Count) (Save 9%) |
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ZELCAN 10 Sizes Titanium Step Drill Bit, 1/4 to 1-3/8 Inches High Speed Steel Drill Cone Bits for Sheet Metal Hole Drilling Cutting, HSS Multi Size Hole Stepped Up Unibit for DIY Lovers Electrician
3PCS HSS Step Drill BIT Set Tin-Coated Covering 32 Sizes (3/16"~1-1/4")
Product DescriptionSpecifications - Set of 3pcs drill bits contains 32 sizes in 3pcs: 1/4" to 1-1/4'' 17 Steps, 1/4" to 3/4" 9 Steps and 3/16" to 1/2" 6 Steps.
Characteristics - 118° split point with round straight shank, self-centering prevent walking, make drilling precise and faster.
Material: Made of High Speed Steel 4341, with Tin coated which improves its toughness and hardness, making it highly suitable for metal, plastic and wood.
Organized Holder: Set includes the drill bit holder with size index for easy storage and organizing.
Product DetailsBrand: | Generic |
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Model #: | 3PCS STEP DRILL BIT SET |
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Price: | $5.99 |
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3PCS HSS Step Drill BIT Set Tin-Coated Covering 32 Sizes (3/16"~1-1/4")
THINKWORK Four Spiral Flute Step Drill Bit, HSS Step Drill Bit3/16-1-3/8 (3 Popular Sizes) Unibit Step Drill Bit, 1/4" Shank Step Bits for Aluminum, Wood, Plastic, Metal
Product DescriptionENHANCED DURABILITY: Our industrial-grade step drill is meticulously crafted from high-quality alloy steel and undergoes multiple manufacturing processes. Each drill bit is carefully inspected at the factory to ensure superior quality and longevity. at the factory to ensure superior quality and longevity.
IMPROVED STABILITY: Unlike ordinary step drills that often suffer from deflection during cutting, our four-flute step drill bit provides exceptional stability. This feature enhances accuracy and cutting speed. In fact, it offers a significantly longer service life compared to regular step drills. speed, making it perfect for stainless steel drilling. In fact, it offers a significantly longer service life compared to regular step drills.
VERSATILE DRILLING CAPABILITY: With its powerful drilling capability, our step drill is suitable for piercing holes in various materials, including thin metal, copper, aluminum, iron, carbon steel, wood, and plastic. It's an essential addition to any DIY enthusiast's toolbox and can be utilized for a wide range of household projects.
USER-FRIENDLY DESIGN: Our step drill bits feature laser-engraved step sizes, ensuring clear visibility and eliminating concerns about wear and tear during use. This design element enhances convenience and accuracy, making the drilling process easier and more efficient.
DEDICATED CUSTOMER SERVICE: While our products undergo stringent quality inspections, unforeseen issues caused by accidental factors may occur. In such cases, we are committed to providing professional customer service. If you encounter any quality problems, please contact us via Amazon, and we will promptly replace the defective item with a new one. customer service. If you encounter any quality problems, please contact us via Amazon, and we will promptly replace the defective item with a new one.
Product DetailsBrand: | THINKWORK |
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Model #: | W6206 |
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Size: | 3/16-1-3/8" |
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Dimensions: | 1 X 4 X 1 Inches (Length X Width X Height) |
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Price: | $9.99 ($3.33 / Count) |
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THINKWORK Four Spiral Flute Step Drill Bit, HSS Step Drill Bit3/16-1-3/8 (3 Popular Sizes) Unibit Step Drill Bit, 1/4" Shank Step Bits for Aluminum, Wood, Plastic, Metal
IRONANT 3PCS Step Drill Bit Set, HSS Titanium Step Drill Bits for Metal, 28 Sizes Stepper Up Bits with Portable Bag
Product DescriptionHSS 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
Set Includes: #1 Bit(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"; #2 Bit(6 steps): 3/16", 1/4", 5/16", 3/8", 7/16", 1/2"; #3 Bit(9 steps): 1/4", 5/16", 3/8", 7/16", 1/2", 9/16", 5/8", 11/16", 3/4"
Widely Application: Ideal for drilling holes in plastic, aluminum, iron and many other types of sheet metal (Not recommended for stainless steel & wood)
Equipped with a portable bag, make it more convenient for using and storing the step drills
Product DetailsBrand: | IRONANT |
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Model #: | IRT3 |
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Size: | Straight |
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Price: | $11.98 ($3.99 / Count) |
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IRONANT 3PCS Step Drill Bit Set, HSS Titanium Step Drill Bits for Metal, 28 Sizes Stepper Up Bits with Portable Bag
THINKWORK Four Spiral Flute Step Drill Bit Set, 5 Pcs HSS Step Drill Bits (1/8"-1-3/8") Unibit Step Drill Bit, 1/4" and 3/8" Shank Step Bits for Aluminum, Wood, Plastic, Metal

$28.70
@ Amazon.com (Save 20%)
Product DescriptionENHANCED DURABILITY: Our industrial-grade step drill set is meticulously crafted from high-quality alloy steel and undergoes multiple manufacturing processes. Each drill bit is carefully inspected at the factory to ensure superior quality and longevity.
IMPROVED STABILITY: Unlike ordinary step drills that often suffer from deflection during cutting, our four-flute step drill bit provides exceptional stability. This feature enhances accuracy and cutting speed, making it perfect for stainless steel drilling. In fact, it offers a significantly longer service life compared to regular step drills.
5PCS NITRIDING STEP BIT KIT: Our 5-piece nitriding step bits set includes a range of sizes to cater to various drilling needs. The set comprises step bits with diameters of 3/16"-1/2" (6 steps), 1/8"-1/2" (13 steps), 1/4"-3/4" (9 steps), 3/16"-7/8" (12 steps), and 3/16"-1-3/8" (19 steps). All these bits come in a sturdy blow molded case for easy storage and transport.
VERSATILE DRILLING CAPABILITY: With its powerful drilling capability, our step drill is suitable for piercing holes in various materials, including thin metal, copper, aluminum, iron, carbon steel, wood, and plastic. It's an essential addition to any DIY enthusiast's toolbox and can be utilized for a wide range of household projects.
USER-FRIENDLY DESIGN: Our step drill bits feature laser-engraved step sizes, ensuring clear visibility and eliminating concerns about wear and tear during use. This design element enhances convenience and accuracy, making the drilling process easier and more efficient.
DEDICATED CUSTOMER SERVICE: While our products undergo stringent quality inspections, unforeseen issues caused by accidental factors may occur. In such cases, we are committed to providing professional customer service. If you encounter any quality problems, please contact us via Amazon, and we will promptly replace the defective item with a new one.
Product DetailsBrand: | THINKWORK |
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Model #: | W6139 |
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Size: | 5 Piece |
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Dimensions: | 6 X 1.5 X 4 inches (Length X Width X Height) |
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Price: | $28.70 (Save 20%) |
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THINKWORK Four Spiral Flute Step Drill Bit Set, 5 Pcs HSS Step Drill Bits (1/8"-1-3/8") Unibit Step Drill Bit, 1/4" and 3/8" Shank Step Bits for Aluminum, Wood, Plastic, Metal
KSEIBI 5 Steps 7/8-1-3/8 inch SAE Standard Industrial Grade Step Drill Bit 3 Flat Shank, 575082 High-Speed Steel Metal Drill Bits Black Oxide M2 Material
Product DescriptionKSEIBI Step Drill Bits feature a dual-flute design for up to 2X faster hole times, 4X longer life, and 50% more holes per charge. Ideal for steel and plastic drilling with high-speed cordless drills.
Constructed with high-speed steel and black oxide M2 material for superior strength and wear resistance, making it ideal for drilling through metal, stainless steel, plastic, and other materials.
Spiral flute design with 5 different steps provides smooth and efficient drilling through a range of thicknesses without the need for multiple bits, making it a go-to tool for any project.
The tapered design ensures precise and accurate drilling every time, while the triangle shank provides a secure and stable connection to your power tools.
Industrial-grade construction ensures durability and longevity, making it a reliable tool for professional tradespeople and DIY enthusiasts alike.
Product DetailsBrand: | KSEIBI |
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Model #: | PI-CRDH-N9YB |
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Price: | $29.97 |
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KSEIBI 5 Steps 7/8-1-3/8 inch SAE Standard Industrial Grade Step Drill Bit 3 Flat Shank, 575082 High-Speed Steel Metal Drill Bits Black Oxide M2 Material
Jerax tools 1/4 to 1-3/8 Inch Step Drill Bit Spiral Grooved Double Fluted, M2 High Speed Steel Drill bits for Hole Drilling in Stainless Steel, Copper, Aluminum, Wood, Plastic
Product Description[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.
[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.
[Easier | Faster | Cleaner]: 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.
[Heavy duty]: Cuts holes on Stainless steel (need appropriate pressure), 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.
[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".
Product DetailsBrand: | Jerax tools |
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Model #: | SPG1-3/8 |
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Size: | 1-3/8"(Spiral) |
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Dimensions: | 1.38 X 1.38 X 3.55 Inches (Length X Width X Height) |
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Price: | $29.95 |
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Jerax tools 1/4 to 1-3/8 Inch Step Drill Bit Spiral Grooved Double Fluted, M2 High Speed Steel Drill bits for Hole Drilling in Stainless Steel, Copper, Aluminum, Wood, Plastic
Lichamp Jumbo 2-3/8" Unibit Step Drill Bit for Metal, Extra Large Drill Stepper Bit for Hard Metal Heavy Duty, 12 Sizes from 1/4" to 2-3/8", Spiral Grooved, C5BK

$31.11
@ Amazon.com (Save 21%)
Product DescriptionONE BIT FOR ALL DRILLING: One bit can drill 1/4 inch, 3/8 inch, 19/32 inch, 3/4 inch, 1 inch, 1-3/16 inch, 1-3/8 inch, 1-5/8 inch, 1-3/4 inch, 2 inch, 2-3/16 inch, 2-3/8 inch 12 different diameters of holes, saves time and effort in replacing the bit
DURABLE AND STRONG: Durable high speed steel with black coating ensures durability and sharpness, reduces friction, runs cooler, resists heat, corrosion and rust, and extends the life of the cutting edge even in extreme temperatures
EXTRA LARGE STEPS DRILL: Shank diameter is 13 mm (1/2 inch), use one step drill to drill different sizes of holes, much more convenient than using multiple drills, ideal for DIY projects in home, garden, workshop
HIGH PERFORMANCE: Split tip is at 118 degrees for better wear resistance. Double helix blade design makes smoother cuts, easier to dislodge material particles and cleaner drilling operations, can be used with electric drills, rechargeable drills and more
WELL DESIGNED: Provides stability during the drilling process, minimizes noise and vibration. To improve performance and extend drill bit life when working with metal, we recommend using cutting fluid for lubrication.(Cutting fluid not included)
Product DetailsBrand: | Lichamp |
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Model #: | SDB-C501BK |
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Warranty: | 1 Year |
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Size: | 12 Sizes,1/4" to 2-3/8" |
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Color: | Black |
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Price: | $31.11 (Save 21%) |
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Lichamp Jumbo 2-3/8" Unibit Step Drill Bit for Metal, Extra Large Drill Stepper Bit for Hard Metal Heavy Duty, 12 Sizes from 1/4" to 2-3/8", Spiral Grooved, C5BK
Vouyar 1/4 to 2-3/8 Inch HSS Step Drill Bit for Metal Sheet, 12 Sizes Extra Large Drill Stepper Bit for Sheet Aluminium, Plastic, Wood, Heavy Duty, Spiral Grooved
Product DescriptionSize: 12 steps, even more versatile. A truly one-for-all solution for drilling holes on plates. Drills 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”.
Laser engraved size mark: Easy to identify, remains visible even during drilling.
Tri-flat shank: For optimal compatibility and consistency. 1/2" (12.7mm). Fits most rotary drills like hand drills and bench drills.
Clean, smooth cuts: Features dual spiral flute design which allows fast residuals/debris removal. Fast and smooth cutting for clean holes, consistently. Improved durability.
Heavy-duty: Cuts holes on Iron sheet, Mild steel, Galvanized steel, Aluminum, Copper, Plastic, Wood, or anything that has similar or lower hardness as these materials. (Cuts upto 3mm in thickness)
Product DetailsBrand: | Vouyar |
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Size: | 1/4 - 2-3/8" |
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Price: | $21.99 ($1.83 / Count) |
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Vouyar 1/4 to 2-3/8 Inch HSS Step Drill Bit for Metal Sheet, 12 Sizes Extra Large Drill Stepper Bit for Sheet Aluminium, Plastic, Wood, Heavy Duty, Spiral Grooved