35-20.5mm 3 Flute Countersink C107 2050 90 Degree 1840482 Hollow punches

Hollow punches

stronger spring is adapted to convert the striking power efficiently to twisting power

The tacky nature of Sapphire Aqua 2 ensures it adheres strongly to components to resist water wash-off and even tidal flow in salt water environments

Thickness 1/64"

35-20.5mm 3 Flute Countersink C107 2050 90 Degree 1840482 Hollow punchesThree Flute Countersink 90 degrees , DIN 335 Countersinking Counterboring screw holes for Countersunk screws acc. to DIN 963, 964, 965, 966, 7513, 7516 For Countersunk screws acc. to ISO 2009, 2010, 7046 1, 7046 2, 7047 Chamfering of tapping holes For use in machine applications. Type N For non ferrous, Type UNI For difficult to machine materials