Bosch 3-piece HSS-AlTiN step drill bit set in case.
Bosch HSS-AlTiN step drill bit set 4–12/4–20/6–30 mm.

HSS-AlTiN Step Drill Bit, 3-flat Shank, Set

For rotary drills/drivers

  • HSS-AlTiN Step Drill Bit performs smooth drilling in several diameters with one drill bit
  • Pre-punching is not necessary as the split-point tip allows for an easy start
  • CNC ground spiral flute enables optimised chip removal and less vibration for even drilling
  • Highest cutting smoothness due to axial and radial relief grinding
  • AlTiN coating for maximum lifetime, laser-markings for hole diameters, 3-flat shank for high-torque transmission
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Materials
Metal pipes and profiles.
Non-ferrous metals.
Aluminum.
Plastic.
Metal sandwich panel.
Available product options (1)
Find a local dealer

3-piece HSS-AlTiN step drill bit set 4-12/4-20/6-30 2 608 588 069

Smooth Drilling in Several Diameters with One Drill Bit

HSS-AlTiN Step Drill Bit performs smooth drilling in several diameters with one drill bit

  • CNC ground spiral flute enables optimised chip removal and less vibration for even drilling
  • Highest cutting smoothness due to axial and radial relief grinding
  • AlTiN coating for maximum lifetime, laser-markings for hole diameters, 3-flat shank for high-torque transmission

Product Options

Available product options: 1

Expand Part number Version Step diameter (range) mm Shank diameter mm Step height mm Pack quantity Availability
2 608 588 069 HSS-AlTiN 4-12; 4-20; 6-30 6.0; 8.0; 10.0 4; 4; 4 3 Pcs Find a local dealer

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