This Bahco 31 piece bit torsion set comprises the following;

5 x 1/4 inch Pozidriv bits: PZ1, PZ2 (x3) and PZ3.
5 x 1/4 inch Phillips bits: PH1, PH2 (x3) and PH3.
2 x 1/4 inch Slim Phillips bits: PH2G (x2).
12 x 1/4 inch Torx bits: T10, T15 (x3), T20 (x3), T25 (x2), T27 and T30 (x2).
2 x 1/4 inch Slotted bits: 4.5mm and 5.5mm.
4 x 1/4 inch Hex bits 3mm, 4mm, 5mm and 6mm.
1 x 1/4 inch Magnetic bit holder.

The quick release magnetic bit holder ensures that the bit remains securely in the holder until the release is driven. It features a groove part in both sides of the black coated body for a better grip and a lock-in type system with forward function.