Cod. 14238
HSS countersink 120° for taps

HSS countersink 120° to fix on taps for threading and bevelling in one operation. Suitable on taps with 3 grooves, straight and helicoidal to 15° from M3 to M10 (M2 on request), with cylindrical shank DIN 371; not suitable on taps with spiral point. This tool is formed from 3 parts: one ring, one spring and one head, the ring is fixed with 2 screws at 90° degree on the shank of the tap in the correct position so that when the tool works the spring is not all compressed; the countersink works when the tap invert the rotation to go out.