Exact Countersink Bits with 1/4in, Hexagonal Shafts - Exact 05644, A 12.
4mm HSS countersinking bit with head according to DIN 335 form C and a 6.
3mm (1/4in.
) hex bit shank drive (DIN 3126) for fast tool changes.
Exact 05644 Countersink Bit M6 12.
4mm