Dormer Countersink DIN 335 C 90 ° nominal Ø 31 mm HSS TiAlN Z.3

Countersink DIN 335C 90 Degrees D.31mm HSS TiAlN Z.3 DORMER: Countersink with 3 cutting edges, 90° chamfer angle, maximum diameter of 31.00 mm, total length of 71 mm, head length of 18.5 mm, and 12 mm cylindrical shank. Complies with the DIN 335 C standard for creating a conical seat for ISO metric countersunk screws with a minimum drill diameter of 4.20 mm. HSS with standard TiAlN coating, suitable for machining free-cutting, low-carbon steel, steel alloys, tool steel, gray, malleable, ductile, and compacted graphite cast iron, cast aluminum, as well as copper and copper alloys.