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Drill bit GRAPHITE 57H056 cobalt metal twist 10.5 mm
Summary description:
Cobalt metal drill bit by GRAPHITE, model 57H056, 10.5 mm diameter. High-speed steel with cobalt alloy for increased heat and wear resistance, straight shank, cylindrical (twist) geometry for through-holes in steel, stainless steel and hard alloys. Suitable for workshop and industrial drilling with handheld or stationary drills.