Countersink set, 00708010, GSR
Professional GSR taper and deburring countersink from Gustav Stursberg. Suitable for countersinking to DIN 74 AF (medium) and DIN 74 BF (fine). 90° countersinking angle, 3 cutting edges and round shank. Enables chatter-free and burr-free countersinking. The tool has high concentricity and a precision-ground shank. The countersink is ground with CBN grinding material made of high-speed steel (HSS-G), right-hand cutting (RH). Scope of delivery: 1 countersink each with 6.3, 8.3, 10.4, 12.4, 16.5, 20.5 mm.