Metal Drill Bit set. Metal Drill Bit particulary flexible and resistant to breakage. For use with most metals, both ferrous and non-ferrous. Longlife and precision jobber drill bits. Shank equal to drill bit diameter and rolled spiral flute with ground point, vapour-plated. Two-cutter, cylindrical, with two flutes. 1 mm, 1,5 mm, 2 mm, 2,5 mm, 3 mm, 3,5 mm, 4 mm, 4,5 mm, 5 mm, 5,5 mm, 6 mm, 6,5 mm, 7 mm, 7,5 mm, 8 mm, 8,5 mm, 9 mm, 9,5 mm, 10 mm, 10,5 mm, 11 mm, 11,5 mm, 12 mm, 12,5 mm, 13 mm.