HSS Cobalt Step Drill Bits On A Hex Shank (8% Cobalt)
Rennie Tool Company (the)
£6.99
Ideal for drilling particularly tough or hard metal drilling applications such as stainless steel, Cr-Ni and special acid resistant steels Fully ground from solid material M35 alloyed HSS steel with 8% Cobalt content High heat resistance
Rennie Tool Company (the)'s own words, read from their page.
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