Metal Drill Bits

HSS Step Drill Bit, 3-flat Shank

For rotary drills/drivers

HSS 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
  • 3-flats shank for rotary drills.

Materials

Metal pipes and profiles
Non-ferrous metals
Aluminium
Plastics
Metal sandwich
Select options

Step diameter (range) mm 3 options

Step height mm 4

Shank diameter mm 3 options

Choose a pack size 1 Pcs


HSS Step Drill Bit, 3-flat Shank
from 

Smooth Drilling in Several Diameters with One Drill Bit

HSS 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
  • Made of HSS for a long lifetime. Laser-markings for hole diameters.
  • Made of HSS for a long lifetime. Laser-markings for hole diameters. 3-flat shank for high-torque transmission, no slipping
View more

Product Options

Available product options: 3

Part number Version Step diameter (range) mm Step height mm Shank diameter mm Pack quantity
2 608 597 518 HSS 4-12 4 6=0 1 Pcs Find a local dealer
2 608 597 519 HSS 4-20 4 8=0 1 Pcs Find a local dealer
2 608 597 520 HSS 6-30 4 10=0 1 Pcs Find a local dealer

out of products

Find Bosch Professional dealers near you
Service Hotline

Have any questions about our repair and spare parts service?

Learn more
Dealers

Find the dealer close to you

Learn more