产品描述：
该款套筒扳手组是采用钢铁钒铬材质制造，具有一定的耐腐蚀性。表面光洁，各种不同规格可满足您的需求！是工厂以及维修部门常用的。
具体参数可致电咨询！
1/2" Square Drive Manufactured from industrial quality chrome vanadium steel with corrosion resistant high polish mirror finish, aluminium free to ensure non-sparking. The 12 point bi-hexagonal side drive sockets allow higher torque’s to be applied to nuts without damage and grip worn nuts. With chamfered leading edges for easier location on the fastener. The strength and robust design of 1/2" drive make them suitable for the heavy use encountered in agriculture, service and maintenance industries.Sockets manufactured to:
ANSI B107.5M:1987.Accessories manufactured to:
ANSI B107.10M:1982.
