产品描述：
该款套筒扳手组套是采用铬钒钢材质，经过高度抛光，具有耐腐蚀性，常应用于汽车、装配、服务和维修行业。
美国国家标准化组织(ANSI)B107.5M:
美国国家标准化组织(ANSI)B107.10M:
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Manufactured from industrial quality chrome vanadium steel with high polished corrosion resistant finish. The high strength ratio to weight ratio ensures the reliability and accessibility that is necessary for use in the automotive, assembly, service and maintenance industries. The bi-hexagonal design allows a higher torque to be applied and will not round off existing nuts.Sockets manufactured to:
ANSI B107.5M:1987.Accessories manufactured to:
ANSI B107.10M:1982.
