Connect HSS Cobalt Drill Bits 4.2mm 10pc 35129
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A pack of 10 high quality 4.2mm cobalt twist drill bits, ideal for use on hard and soft metals including stainless steel. Made from cobalt alloy, these drill bit are highly durable and heat resistant providing extended the life of the drill bit.
Diameter: 4.2mm.
Suitable for applications including: alloys, cast iron, hardened steel, stainless steel, titanium.
Cobalt steel alloy, with split point 118 angle.
DIN 338.
Part of a range of HSS cobalt drill bits in metric sizes from 1.0mm - 13.0mm (Part Nos. 35120 - 35147).