Measures 1 / 2inch drive with 35mm outer diameter square hole and outer diameter Total length of 78mm reach with 50mm depth for secure fastener engagement Ideal for automotive repair, construction, machinery maintenance Specifically for driver to handle various bolts in demanding work conditions Keeps the socket firmly attached to pneumatic wrench handles for safe operational learly marked sizing ensures quick identification and proper matching with fasteners Always pair with professional wrenches for effective power transmission and prolonged socket life Selected from steel for tensile strength and wear resistance, this 36mm socket withstanding environment, Manufacturer: PXZH