Timco - Step Drill (Size 4-30mm - 1 Each)

Ideal for drilling, enlarging or de-burring a precise hole into thin materials such as alloy and non-alloy metals up to a thickness of 4mm.

Titanium Nitride (TiN) coating to reduce friction and prolong life

High quality M2 Grade High Speed Steel (HSS)

3 flat shank to prevent slipping in the chuck

Drilling diameter clearly marked on steps of drill for easy identification"

Diameter mm: 4,6,8,10,12,14,16,18,20,22,24,26,28,30

Shank Dia. mm: 9.5

Shank Type: Three Flat

Material: M2 Grade HSS Steel

To Fit Screw Dia. mm: N/A