Top 10 Step Drill Bit – Step Drill Bits

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1. Neiko

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High Speed Steel | 3-Piece Set | Total 28 Sizes, Neiko 10193A Titanium Step Drill Bit Set

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Neiko #ad - Tri-flatted shank: fits into power tools chuck securely and eliminates slip. Titanium | high speed steel: classic high speed steel with titanium coating for proven capability and durability in drilling holes in plastic, copper, aluminum, stainless steel and many other types of sheet metal.

135° split point tip: increases cutting speed with self-centering and prevents walking. Set includes: bit #1 6 steps: 3/16", 1/2", 11/16", 9/32", 1/4", 3/16", 15/32", 5/16", 3/8", 7/32", 1/4", 5/32", 9/16", 7/16", 5/16", 1/2"; bit #3 9 steps: 1/4", 5/16", 3/8", 3/8", 7/16", 7/16", 13/32", 5/8", 11/32", 1/2"; bit #2 13 steps: 1/8", 3/4". Two-flute design: clears chips faster and allows particles to escape easily.
BrandNeiko #ad
ManufacturerRidgerock Tools Inc. #ad
Height1 Inches
Length6 Inches
Weight0.02 Pounds
Width4 Inches
Part Number10193A
Model10193A

2. Neiko

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

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Neiko #ad - Set comes with a sturdy blow molded case. Tri flatted shank fits into power tools chuck securely and eliminates slip. Classic high speed steel with titanium coating for proven capability and durability in drilling holes in plastic, copper, aluminum, stainless steel and many other types of sheet metal.

135° split point and two flute design increases cutting speed with self-centering and prevents walking, clears chips faster and allows particles to escape easily. Set includes: drill bit #1 10 step sizes: 1/4", 1/2", 1/4", 1/2"; drill bit #5 6 steps: 3/16", 3/4"; drill bit #4 13 steps: 1/8", 15/32", 9/16", 3/8", 5/32", 5/16", 9/16", 1/2", 13/16", 5/16", 5/16", 11/16", 7/8", 9/32", 3/4", 3/8", 1/4", 3/8", 5/8", 5/16", 11/16", 3/16", 1-1/8", 7/32", 1-1/4", 5/8", 7/16", 3/8", 7/16", 5/8", 1/2", 3/4", 1-3/8”; drill bit #2 12 step sizes: 3/16", 7/16", 13/32", 1", 7/8; drill bit #3 9 steps: 1/4", 7/16", 11/32", 3/8", 1/4", 1/2".

BrandNeiko #ad
ManufacturerGrace Marketing- HI #ad
Height1.57 Inches
Length7.95 Inches
Weight1.14 Pounds
Width4.72 Inches
Part Number10197A
Model10197A

3. TACKLIFE

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Double Cutting Blades Design, Aluminum Case, 50 Sizes, High Speed Steel Drill Bit Set, TACKLIFE 5PCS Titanium Step Drill Bit Set & Automatic Center Punch,PDH06A

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TACKLIFE #ad - 50 size in 5 - the bits set includes five standard step drill bits that can replace 50 individual drill bits, you can process 50 different kinds of diameter holes with the five pieces. Automatic center punch & protective aluminum case - the center punch delivers an automatic, high-impact, spring-loaded strike through adjusting the cap; its brass body has a deeply knurled surface for nonslip control; and the carbide tipped bit makes the center punch 10 times stronger than normal one;protective aluminum case makes the drills not easy to dull.

Hss & plastic & titanium coating - high speed steel makes it last longer than others, titanium coating ensures easily cut through steel sheets,aluminum sheets,copper & 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.

Double cutting blades & three-sided shank - double cutting blades and X-type openings design ensures a faster and smoother cutting; and 3-sided shank design prevents slip in drill chuck; Provided with small pressure and the sets can cut through the wood, sheet metal, steel and other surfaces. What you get - tacklife step drill, automatic Center Punch, Aluminum Case, User's Manual.
BrandTACKLIFE #ad
ManufacturerTACKLIFE #ad
Height5.91 Inches
Length6.3 Inches
Width1.89 Inches
Part NumberPDH06A

4. CO-Z

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CO-Z 5pcs Hss Cobalt Multiple Hole 50 Sizes Step Drill Bit Set with Aluminum Case

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CO-Z #ad - All the bits come in a well-organized case for easy transport and storage. Non-walking drill tip provides fast and smooth drills on steel sheets, aluminum sheets, wood board, plastic board etc. Chuck sizes. Please mark the spot that you are to drill for easier drilling and improved drill bits life. Different sized shanks ensure compatibility with 1/4, 3/8 and 1/2 in. Cobalt high speed steel along with the titanium coating ensures extreme durability, will stay new and shiny for years to come. The board must be smaller in thickness than the height of step drill bits.
BrandCO-Z #ad
ManufacturerCO-Z #ad
Height6.1 Inches
Length4.33 Inches
Width1.57 Inches
Part NumberCO-Z SDB-0000
ModelCO-Z SDB-0000

5. COMOWARE

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Titanium Coated, High Speed Steel, Short Length Drill Bit, Total 10 Sizes, Double Cutting Blades, COMOWARE Step Drill Bit

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COMOWARE #ad - 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 10 steps: 1/4", 3/4", 3/8", 1/2", 7/8", 1", 5/8", 1-1/4", 1-1/8", 1-3/8" can fit the majority of brands currently on the market.

Suitable for home dIY, and General Building/ Engineering Use. The two flute design provides a smoother cutting, allows the material particles escape easily for a much more clean drilling operation. Safety and stability- the 3 flat shank is better clamped on the pistol drill to prevent slippage and shedding during the rotation.

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 steel sheets/ aluminum sheets/ copper/ plastic/ wood board and many other types of sheet metal with ease countersunk. Design - the split point tip is at 118 degrees to increase the wear resistance.
BrandCOMOWARE #ad
ManufacturerCOMOWARE #ad

6. Neiko

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

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Neiko #ad - Two-flute design: clears chips faster and allows particles to escape easily. 135° split point tip: increases cutting speed with self-centering and prevents walking. Includes 10 step sizes: 1/4", 5/8", 1/2", 3/4", 1-1/4", 1-1/8", 7/8", 3/8", 1", 1-3/8". Titanium | high speed steel: classic high speed steel with titanium coating for proven capability and durability in drilling holes in plastic, aluminum, copper, stainless steel and many other types of sheet metal. Tri-flatted shank: fits into power tools chuck securely and eliminates slip.
BrandNeiko #ad
ManufacturerRidgerock Tools Inc. #ad
Height1.6 Inches
Length6.1 Inches
Weight2 Pounds
Width2.9 Inches
Part Number10194A
Model10194A

7. Neiko

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

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Neiko #ad - Unibit split point tip accelerates cutting speed while preventing angled walking away from center line of bore. Constructed of industrial high speed steel with titanium nitride coating for durability and strength to punch and drill clean holes in materials like plastic, copper, wood, aluminum, stainless steel and other types of sheet metal.

Assortment comes with 3 drill bits of a combined 31 sizes to add to your drilling arsenal: 13 step drill 1/8, 1/2-inch 6 step drill 3/16, 9/32, 11/32, 15/32, 11/16, 3/8, 7/16, 1/4, 7/16, 1/2-inch and 12 step drill 3/16, 5/16, 1/4, 3/8, 3/16, 7/32, 13/32, 5/16, 1/4, 3/4, 5/8, 5/16, 13/16, 7/16, 1/2, 5/32, 9/16, 3/8, 7/8-inch. 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.
BrandNeiko #ad
ManufacturerNeiko #ad
Part Number43219-22909
Model10181A

8. CO-Z

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Multiple Hole Stepped Up Bits for DIY Lovers, 50 Sizes in 5 High Speed Steel Drill Bits Set for Sheet Metal with Aluminum Case, CO-Z HSS 5PCS Titanium Step Drill Bit Set with Automatic Center Punch

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CO-Z #ad - 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.

Hss steel construction - High-speed steel construction for longer cutting edge life even at extreme temperatures. 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.
BrandCO-Z #ad
ManufacturerCO-Z #ad
Part NumberSDB-2017-06

9. CO-Z

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1/4 to 1-3/8 Inches High Speed Steel Drill Cone Bits for Sheet Metal Hole Drilling Cutting, CO-Z 10 Sizes Titanium Step Drill Bit, HSS Multi Size Hole Stepped Up Unibit for DIY Lovers Electrician

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CO-Z #ad - Includes 10 step sizes - 1/4", 1-1/4", 3/4", 1-1/8", 7/8", 5/8", 3/8", 1/2", 1", 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.

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, copper & plastic & wood board and many other types of sheet metal with ease, aluminum sheets, and it can automatically deburr holes while drilling to keep the drill bit clean.
BrandCO-Z #ad
ManufacturerCO-Z #ad
Part NumberSDB-2017-01

10. KOWOOD

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KOWOOD HSS Step Drill Bits & Automatic Center Punch 6 Pcs Set with Titanium Coated. Portable case Step Drill bits Set

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KOWOOD #ad - Universal shank - universal 3 flat shank compatibility with all major press drills and drills, Milwaukee, Makita, Skil, Ryobi, such as KOWOOD, Bosch, Porter & Cable, DeWalt, Black & Decker.

Precision engraving for a clear stop on size identification. Convenient & precision - 118°opening design with two flutes provide smooth tap and rapid, accurate starts. More durable - kowood hss with titanium coating has the properties of heat resistance, aluminum, brass, wood, corrosion resistance, and toughness for tapping holes for any steel, PVC and many other types of metal sheets. And saving time for any bit of change. Multiple sizes--wide application for tipping hole from 1/8"to 1-3/8". Easy transport and storage-all the bits come in a well-organized case for easy transport and storage.
BrandKOWOOD #ad
ManufacturerKOWOOD #ad