MAYKESTAG Multi-Chamfer Step Drill HSS 90 Degrees Fine DIN8374RN M6
Multi-chamfer step drill with cylindrical shank. For making through holes. Fine version - according to ISO 273, whereby screw head countersinks (90°) of form A - fine version - are produced at the same time. Suitable for steel up to 1100 N/mm², cast iron. The cutting speed depends on the large diameter, the feed on the small diameter.