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WD12191CO-19pcs fully ground twist drill bits set

WD12191CO-19pcs fully ground twist drill bits set
Feature highlights：

DIN338 fully ground twist drill bits

Cobalt drill bits

Specialized in drilling stainless steel
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specification

WD12191CO-19pcs fully ground twist drill bits set

DIN338 fully ground twist drill bits with amber finished surface, 118/135 degree point

Ideal for drilling on mild steel, copper, aluminium, zinc alloy etc.

Cobalt drill bits are excellent for drilling stainless steel

metal box with show window packing

Drill bits made from high speed steel with cobalt

Contents:

1, 1.5，2, 2.5, 3, 3.5, 4, 4.5, 5, 5.5, 6, 6.5, 7, 7.5, 8，8.5, 9, 9.5, 10mm


WD12191CO-19pcs fully ground twist drill bits setDIN338 fully ground cobalt twist drill bits