TRUSCO Hexagonal Axis Step Drill 3-Flute Titanium Coating 5-21mm

[Features]
With 3 blades, the load on the cutting edge is reduced and the blade life is increased. Chips are discharged quickly and welding is reduced.
With 3 tip blades and thinning processing, there is no center deviation and fast penetration.
It consists of a professional size that is frequently used in field work.

[Use]
Work material: iron plate, copper plate, galvalume (up to 2 mm), aluminum plate, wood, resin (up to 3 mm), stainless steel plate (up to 1 mm).

【specification】
Number of steps (steps): 9
Step width (mm): 3
Shank diameter (mm): 6.35
Surface treatment: Titanium coating
Drilling dimensions (φ): 5, 7, 9, 11, 13, 15, 17, 19, 21

[Specification 2]
-

[Material/Finish]
cobalt high speed steel

[Set contents/accessories]
cutting oil

【caution】
Note that if you insert the paper into the resin covers on both ends, it will not come off.