Metal Drill Bits

HSS AlTiN Step Drill Bit, 3-Flat Shank

For rotary drills/drivers

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-flat shank prevents slipping in the chuck of rotary drills and drivers

Step diameter (range) mm

4-12

6-39

Step height mm

Shank diameter mm

6.0

10.0

Choose a pack size

1 Pcs

Step diameter (range) mm 2 options

Step height mm 4

Shank diameter mm 2 options

Choose a pack size 1 Pcs

HSS AlTiN Step Drill Bit, 3-Flat Shank

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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
Made of HSS for a long lifetime. Laser-markings for hole diameters.
AlTiN coating for maximum lifetime, laser-markings for hole diameters, 3-flat shank for high-torque transmission