Made of solid hard metal, TiAlN coating, with cylindrical shank, Shaft tolerance h6, According to DIN 6537, Nominal size Ø 1 - 16 mm, Number of teeth 2, With internal cooling vertically, Length ratio 5xD, Tip angle 140°, Drill cutting tolerance m7 (according to ISO 286 fit system) Main application: Steel (ISO-P), Secondary application: Stainless steel (ISO M), Main application: Cast materials (ISO K), Secondary application: Non-ferrous metals (ISO N), For through-hole drilling