Step Drill Bits Metric

Our Step Drill Bits with JAM-FREE Performance feature a dual-flute design delivering up to 2X faster hole times, up to 4X longer life and up to 50% more holes per battery charge than competitors. Ideal for drilling small and large-diameter holes in steel and plastic, these bits are Optimized for Cordless Drills in High Speed. The Rapid Strike™ tip allows for a fast and accurate start that generates less heat, resulting in longer bit tip life. Black oxide coating also enhances durability, hole quality, and bit life. For user convenience and accuracy, each bit has laser-engraved reference marks you can see while drilling. The 3-flat Secure-Grip™ shank ensures a solid connection with the drill chuck. The #3 Step Drill Bit has 9 hole sizes in 1/16" increments ranging from 1/4" - 3/4". Jam-Free Performance at high speed with most professional 18 volt cordless drills with lithium-ion battery technology.

  • 3-Flat Secure Grip Shank, Reduces Bit Slipping in Chuck
  • JAM-FREE Performance: Dual-flute design provides greater speed and control
  • Laser Engraved Markings For Easy Identification
  • Made in USA
  • Rapid Strike™ Tip: Creates fast, accurate starts and generates less heat
  • Up to 2X faster: Optimized for cordless drills in high speed
  • Up to 4X longer bit life: Optimized geometry with Black Oxide coating to cut faster and produce less heat
  • Up to 50% more holes per battery charge: Greater user productivity

Product Specifications

Coating Black Oxide
Increments 1/16"
Shank 3-Flat
   
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Size

3/16" - 1/2"
4mm - 12mm
4mm - 20mm
6mm - 35mm
6mm-40.5
M6-M32 (32.5MM)
PG7-PG21 (28mm)

Number of Steps

17
5
9
14
SKU
Size
Number of Steps
4mm - 12mm
9
3/16" - 1/2"
5
4mm - 20mm
9
PG7-PG21 (28mm)
9
M6-M32 (32.5MM)
6mm - 35mm
14
6mm-40.5
17