3/4-INCH DRIVE - Heavy-duty 3/4-inch drive, impact grade 33mm deep socket ideal for industrial and construction useDURABLE STEEL TOOL - This metric socket is made from drop forged, heat-treated chromoly steel for long lasting durabilityCORROSION RESISTANT - Rust and corrosion resistant black phosphate protective coatingLASER ETCHED - Socket has laser etched size markings and callouts that are easy to read and won't fade or rub away6-POINT DESIGN- 6-Point socket design grips the sides of fasteners, not corners, reducing the chance of wear or roundingBALL DETENT RECESS - A ball detent recess on the drive end helps secure the socket onto ratchets, adapters, and extensions