15 cobalt piece set for metal. General purpose, for drilling holes in steel, iron, alloys, most metals, laminates, plastics. Diameters range from 10 to 1.
Missing 10, 4.5, & 3.5 bits
15 cobalt piece set for metal. General purpose, for drilling holes in steel, iron, alloys, most metals, laminates, plastics. Diameters range from 10 to 1.
Missing 10, 4.5, & 3.5 bits