1/4" Hex x 1/2" Square Adapter withball retainer Grey Pneumatic sockets are designed for professional tool users.. Made of high quality alloy steel.. Engineered specifically for use with impact tools.. Benefits of the GP Impact Socket “High Torque” drive: Increased strength, easier access to tight areas, and reduced wear.. ¼” Hex. 1/2'' Square Adapter w/ball retainer. Length 2”. All adapters feature a spring loaded friction ball retainer and are packaged in hanging blister packs for easy display.. Lifetime Warranty 1412HA No -