Made from S2 steel, fully hardened and tempered
Idea for use with air impact tools
Chrome plated and polished for corrosion protection
Packed in pocket size storage box
Included:

1pc quick release magnetic bits holder
7pc 1/4"x50mm bits: 
Flat: 4mm;
Ph:#1,#2;
Pozi: #1,#2;
Torx: T20,T25;
28pc 1/4"x25mm bits: 
Flat: 3,4,5,6mm;
Ph:#1,2x#2,#3;
Pozi: #1,2x#2,#3;
Torx: T10,T15,T20,T25,T30,T40;
Torx tamperproof: T10,T15,T20,T25,T30,T40;
Hex: 3,4,5,6mm.