Counterbores, D373, HSS, thread: M3-M12, countersink Ø: 6-20 mm
- For sinkings according to DIN 74th
- For vias grade FEIN DIN ISO 273rd
- Good for the embedding of hexagon socket screws to DIN 912, 6912, 7984 and slotted cheese head screws according to DIN 84 in all ferrous and non-ferrous metals as well as in plastics.
- FORUM Counterbores with cyl. shaft
- 3-edged, spiralgenutetes countersink with solid pilot. The diameter of the guide pin is adapted to the respective application.
- blank grade FEIN, for through hole, HSS, surface