Description

90° short subland drill for through holes Design: 90° countersink angle, fine. Application: For screw through holes according to DIN EN 20273 and 90° screw head countersinking. Form A and B according to DIN 74, part 1. For screws according to DIN 963 and DIN 964. Particularly suitable for CNC or NC machines.

Specifications

Bohrer-Ø d1 x Senker-Ø d2	8,4 x 15,0 mm
für Gewinde	M8
Gesamtlänge l1	111 mm
Spirallänge l2	56 mm
Bohrstufenlänge l3	19 mm
Gewinde	M8
Stähle bis 850 N/mm²	18
Stähle bis 1000 N/mm²	30
Gusseisenwerkstoffe	33
Kupfer, Messing, Bronzen	65