Chrome-vanadium material Hardness 50 - 55 HRC
Bits flat 3, 4, 5, 5.5, 6, 7
Cross bits PH0, 2 x PH1, 2 x PH2, PH3
Pozidrive bits PZ0, 2 x PZ1, 2 x PZ2, PZ3
Allen bits H2, H3, H4, H5, H5.5, H6
Torx bits T10, T15, T20, T25, T27, T30