US PRO Tools 21mm X 88mm 3/4" DR Impact Hex Bit Socket 3774

A 21mm impact hex bit socket with 3/4" drive.

Forged from chrome moly steel with black phosphate coating for protection.

Hardened and tempered for enhanced durability.

Sizes: 21mm (H21)

Length: 88mm

3/4" drive so will fit any 3/4" drive ratchets / bars / extensions etc.

Outside diameter of socket: 44mm

Material: 42CR-MO Hardened to HRC43-45

Black phosphate finish