Screw bit set for screwdrivers. The pack contains 30 screw bits with a length of 25 mm (2 x PH1, 4 x PH2, PH3, 2 x PZ1, 5 x PZ2, PZ3, SL4, SL5.5, SL6.5, 2 x T10, 2 x T15, 2 x T20, 3 x T25, 2 x T30, T40) and 1 drill bit holder. Total of 31 pieces in a plastic case.