Standard Robertson bit, 1/4" C 6.3

Meets your requirements : Robust and precise bits for general fastening in trade and industry. Saves time : Simple and quick recognition of profile sizes thanks to contrasting laser marking. Drive : DIN 3126, ISO 1173, style C 6.3. Application : For all types of screw applications in trade and industry. Bits : Reduced, over-tightened profile. Extra : A tapered tip allows for easy insertion of the bit into the screw.Material : High grade chrome-vanadium steel, through hardened. DIN 3126, ISO 1173, Style C6,3