产品描述：
1" Square Drive Impact Sockets
Impact sockets and accessories are manufactured from high quality chrome molybdenum steel. Black oxidised finish with permanent laser etched markings. Conform to: Metric DIN 3129, Imperial SAE USA Federal Standard GGG-W-660A.
BSW
1? Drive BSW Size, Standard Length, 6-Point
Conform to: SAE, USA Federal Standard GGG-W-660A.