6 Best Step Drill Bits of 2024

Intended for use for drilling metal at slow speeds, Step Drill Bits have triangular shapes with stepped down designs that look like stair risers. The risers gradually increase the size of the hole that you’re producing and can provide very precise results without needing a large amount of pressure.

Neiko Heavy Duty Titanium Step Drill Bit, 7/16 to 1-1/8-Inch by 1/16-Inch Increments

Neiko Heavy Duty Titanium Step Drill Bit, 7/16 to 1-1/8-Inch by 1/16-Inch Increments

Features of this product:

  • These are good quality NEIKO bits for a fraction of there value
  • HHS, Titanium Nitride Coated, so you know it’s tough
  • So forget the hassle of changing bit after bit after bit
  • Two-flute design for faster, smoother cutting


Neiko 5-Piece Step Drill Bit Set with Metal Case, SAE

Neiko 5-Piece Step Drill Bit Set with Metal Case, SAE

Features of this product:

  • Package comes with five durable step drill bit made with high speed steel
  • Two flutes design, automatically deburrs as you drill
  • Tri-flat shank design for sure grip
  • Set complete with an aluminum storage case
  • Two popular shank sizes included – 1/4-Inches and 3/8-Inches shank


Neiko Titanium Step Drill Bit - 1/4 inch to 1-3/8 inch in 1/8 inch Increments, 10 Steps

Neiko Titanium Step Drill Bit – 1/4″ to 1-3/8″ in 1/8″ Increments, 10 Steps

Features of this product:

  • For drilling holes in thin material such as steel, stainless steel, copper, aluminum, or plastic
  • 3/8″ Shank with 3 flats to prevent slippage
  • Step Sizes: 1/4, 3/8, 1/2, 5/8, 3/4, 7/8, 1, 1-1/8, 1-1/4, 1-3/8-inch
  • Double flute for easy control
  • Self-starting, no walking and center punch is not required


Greenlee Multi Hole Step Bit, 1-3/8 inch

Greenlee Multi Hole Step Bit, 1-3/8″

Features of this product:

  • Cut up through 3/8″ mild steel, copper, brass, aluminum, wood, plastic and laminates
  • Hole sizes from 7/8″ through 1-3/8″
  • Balanced, double-flute construction requires less pressure, does the work for you
  • Unique split tip design penetrates through steel faster
  • Resists walking or skidding, even on round surfaces


DEWALT 1/8-Inch-1/2-Inch Impact Ready Step Drill Bit

DEWALT 1/8-Inch-1/2-Inch Impact Ready Step Drill Bit

Features of this product:

  • Titanium two flute spiral design provides longer life and better chip removal
  • Split point tip increases speed
  • Laser engraved numbers increases step visibility
  • Optimized for impact driver usage


Neiko 3-Piece Titanium Step Drill Bits Set M2 Steel - 28 Sizes, SAE

Neiko 3-Piece Titanium Step Drill Bits Set M2 Steel – 28 Sizes, SAE

Features of this product:

  • This compact set replaces 28 individual drill bits
  • Two-flute design for faster, smoother cutting
  • Package comes with one 3/16-inch to 1/2-inch six-step bit, titanium coated
  • One 1/4-inch to 3/4-inch nine-step bit, titanium coated
  • 1/8-inch to 1/2-inch thirteen-step bit, titanium coated