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GRAPHITE cobalt metal drill bit set 10.5 mm cylindrical shank 5 pcs (57H056-5)
Summary description:
Cobalt metal drill bit set by GRAPHITE, model 57H056-5, includes five 10.5 mm diameter bits with cylindrical (walcowy) shanks. Designed for drilling hard metals, the cobalt composition increases heat resistance and wear life. Suitable for workshop and industrial use on steel and other ferrous materials with handheld or machine drills.