Features One-piece socket retaining ring and pins are used to keep impact sockets from coming off the end of the impact wrench drive due to vibration during operation and eliminate the need to have separate retaining rings and retaining pins on hand. For Drive Size / 3/4 Crush Gauge / Yes Pin Material / Resin Ring Material / Resin Pin Style / One Piece Ring Inner Diameter / 1 5/8 in Overall Length / 3/16 in Pin Overall Length / 3/16 in Finish / Red Plastic Coated Groove Diameter / 1 5/8 in Hub Diameter / 1 13/16 in Impact Rated / Yes Material / Resin Measurement Type / SAE Number of Points / 6, 12