21mm 3/4"Dr 6 Point Deep Impact Socket RS4425/6-N 25mm Approvals Complies to EC

25mm Approvals Complies to EC Directive 89/459 VOSA approved

Almost no edge cracks

Fits Chevy small block and big block engines

Core Width: 21

21mm 3/4"Dr 6 Point Deep Impact Socket RS4425/6-N 25mm Approvals Complies to ECThough impact sockets look similar to normal sockets and are physically interchangeable, impact sockets are made to withstand higher levels of force. Using a normal socket in an impact wrench can damage the socket and may result in injury Chrome Molybdenum, drop forged, six point impact sockets. Hardened and tempered for strength and with Phosphate finish for greater corrosion resistance. Ideal for use with air impact wrenches. Outside diameter 35mm