Diablo DSD0875S12 Step Drill Bit, 3/8 to 7/8 in Dia, 2-3/4 in OAL, Dual Flute, 1/4 in Dia Shank, Hex Shank

Article number: 9034877
Availability: In stock (1)
Delivery time: In Stock

Diablo's new step drill bits bring exclusive technology to the electrician, plumber and HVAC contractor with fast, accurate cuts and increased stability in thin metals, PVC other plastic materials. The innovative split point tip design enables a fast, on-point start resulting in increased durability and up to 4X longer life. An automated precision grinding process on each step reduces wear and delivers 2X faster cuts. Multiple hole sizes are made easy with laser etched step markings while increased step heights for common hole sizes makes drilling holes more efficient and faster. Designed with a 1/4 in hex shank, these bits are impact ready and can be used with drills and impact drivers.

Product Details

Applicable Materials:Metal/Plastic/PVC/Steel
Diameter:3/8 to 7/8 in
Flute Type:Dual
Overall Length:2-3/4 in
Point Angle:132 deg
Point Type:Split
Shank Diameter:1/4 in
Shank Type:Hex


  • Split point tip (132 deg) makes pre-drilling obsolete and stays sharper longer resulting in increased speed, maximum durability and up to 6X longer life
  • Automated precision CNC grinding process delivers strict angle tolerances on each step for minimal bit wear and 2X faster cuts in drilling and hole making
  • Exclusive design delivers corded and cordless tool efficiency in high-speed mode for up to 75% more holes per battery charge
  • 1/4 in hex shank allows use with drills and impact drivers
  • Optimized dual flute design for jam-free cuts
  • Increased step heights for easier drilling of common hole sizes
  • Easy to read, laser marked steps for drilling holes of varying sizes
  • Ideal for metal (up to 1/8 in THK), PVC and other plastic materials
  • 12 number of steps
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