Short product description:
Set of GRAPHITE cobalt drill bits for metal (MPN 57H090) with cylindrical shanks. The assortment covers diameters from 1.0 mm up to 13.0 mm in various steps (including 1.0, 1.5, 2.0, 2.5, 3.0, 3.5, 4.0, 4.5, 5.0, 5.5, 6.0, 6.5, 7.5, 8.0, 8.5, 9.0, 9.5, 10.0, 10.5, 11.0, 11.5, 12.0, 12.5, 13.0). Designed for drilling steel and other ferrous materials, cobalt composition improves heat resistance and wear life. Suitable for workshop, maintenance and industrial metalworking applications.