Bi-torsion screwdriver bit, bdc series diamond coated. colour banded for identification. the coating helps prevent cam out damage to the head of screws. the material used also ensures longer life span. Drive: 1/4in-hexagon, din 3126-e 6, 3, iso 1173
tip: din 5260-ph, iso 8764-ph, diamond coated
1/4in hexagon drive x 50mm
pack of 5 x phillips 3 point.