10 best step drill bit for metal for 2024

It’s not that easy to choose the right step drill bit for metal since there’s a ton of things you need to consider first. Some of the factors we paid attention to in our evaluation when reviewing the top step drill bit for metal on the market. Through our research, weve looked through catalogues to pick out the very best for you. Through our comparison table, in-detail reviews of each product, were going to reveal the name of our best step drill bit for metal on the marketbut dont skip to the end!

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Best step drill bit for metal reviews

1. Neiko 10181A Quick Change HSS Titanium Coated Spiral Grooved Step Drill Bit 3-Piece Set | 31 Step Sizes in One Kit

Feature

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
Unibit split point tip accelerates cutting speed while preventing angled walking away from center line of bore
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)

2. Neiko 10193A Titanium Step Drill Bit Set, 28 Sizes, M2 Steel, Standard (SAE)

Feature

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

3. COMOWARE Step Drill Bit Set & Automatic Center Punch- Unibit, Titanium Coated, Double Cutting Blades, High Speed Steel, Short Length Drill Bits Set of 5 pcs, Total 50 Sizes with Aluminum Case

Feature

HSS Titanium Coating - High speed steel along with titanium coating ensures outstanding durability and sharpness, can reduces the friction, runs cooler.
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.
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.
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.
Set Includes - The drill bits set includes five common sizes for versatility, can fit the majority of brands currently on the market.

4. CO-Z 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

Feature

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.
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).

5. Neiko 10194A Titanium Step Drill Bit, High Speed Steel | 1/4" to 1-3/8" | Total 10 Step Sizes

Feature

2-FLUTE DESIGN: Titanium-coated bit with 2-flute design for versatile drilling in steel, stainless steel, copper, aluminum, and other surfaces
CUTS AND DEBURRS: Cuts through steel, sheet metal and other surfaces with only a small amount of pressure and deburrs as you drill
SUPER STRONG: Made of high speed steel and titanium coated for added durability and bit life
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

6. Neiko 10197A Titanium Step Drill Bit Set, High Speed Steel | 5-Piece Set | Total 50 Sizes

Feature

VERSATILE: Set includes five standard SAE step drill bits with a two-flute design for faster, smoother cutting and a tri-flat shank for a sure grip
A COMPLETE SAE SET: Two popular 1/4" and 3/8" shank sizes to cover a wide range of drilling requirements
CUTS AND DEBURRS: Cuts through steel, sheet metal and other surfaces with only a small amount of pressure and deburrs as you drill
SUPER STRONG: Made of super strong HSS steel for added durability and bit life
CARRYING CASE: Includes aluminum carrying case

7. DEWALT Step Drill Bit Set, 3-Piece (DWA1790IR)

Feature

Titanium two flute spiral design provides longer life and better chip removal for the DEWALT drill bit set
Split point tip of the drill bit increases speed
Laser engraved numbers increases step visiblity
1/4-inch hex shank
Optimized for impact driver usage
Works with rotary drills

8. Jerax tools 3/16 to 7/8 Inch Step Drill Bit, M2 HSS Spiral Grooved Step Bit for Stainless Steel, Metal, Wood, Plastic

Feature

[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.
[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.
[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.
[Multi Hole Sizes]: No need to buy a kit. This one step bit comes with 12 sizes so you can drill 12 different hole sizes, saving you time and effort to change bits. Marked sizes include: 3/16", 1/4", 5/16", 3/8", 7/16", 1/2", 9/16", 5/8", 11/16", 3/4", 13/16", 7/8".

9. Lichamp Step Drill Bit Set for Metal Sheet Heavy Duty, 3-Piece Genuine M2 HSS Step Up Down Drill Bits Stepper Unibit for Steel Hole, 28 Sizes from 1/8 to 1/2 inches

Feature

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 ) 28 size in 3 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.
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 well-organized pouch 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.
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.

10. Step Drill Bit Set - Titanium Coated, High Speed Steel Drill Cone Bits for Sheet Metal Hole Drilling Cutting, HSS Multi Size Hole Stepped Up Unibit for DIY Lovers,3pcs

Feature

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.
DOUBLE CUTTING BLADES DESIGNThe HSS step drill bit set is designed with double cutting blades, which provides faster, smoother and accurate drilling.
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.
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.
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.

Conclusion

All above are our suggestions for step drill bit for metal. This might not suit you, so we prefer that you read all detail information also customer reviews to choose yours. Please also help to share your experience when using step drill bit for metal with us by comment in this post. Thank you!