11 PCS Mechanism Bits Set

Made of Cr-V steel, also can be made of S2 steel

Bits are hardened and sand-blasting finished

In EVA inner tray and the in metal box

5pcs 30 mm long M bits: M5, M6, M8, M10, M12

5pcs 75 mm long M bits: M5, M6, M8, M10, M12

1pc Cr-V bit adaptor 1/2”Dr x 10 mm