640078 6 Pc. SAE Combination Wrench Set


Includes 1/4", 5/16", 3/8", 7/16", 1/2", 9/16". Heat-treated chrome plated carbon steel. 15 degree offset and chamfered walls for easy mating to fasteners. Z-Drive® box end contacts flat walls of fasteners for stronger grip. Meets or exceeds ANSI standards. Lifetime warranty.

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