1/2 Inch Hex Bit Socket Thickened Air Impact Wrench Adapter BitH17

Thickened design, overall secondary quenching, more impact resistant.

Strong moment of force, more durable, good using effect.

Passivation process, no burrs, smooth surface, safer to use.

Carbon black phosphating treatment, anti-rust and anti-corrosion.

With anti-bolting hole, recessed groove design, easier to install.