Stronger than HSS drill bits with better heat resistance. Often used to cut through hardened and abrasive materials.
Available in sizes between 1mm – 13mm.
Reference: Cobalt Drill Bit
HSS Straight Shank Carbide Tipped Jobber drill for machining hard, abrasive materials up to x4 diameter
Fully ground high performance drill bits
made with 5% Cobalt, 95% Steel
Heat & wear resistance
For use in handheld rotary drills or pillar drills with a 3-jaw chuck
Straight shank
Suitable for use on steel, cast-iron, non-ferrous metal and plastic
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