7 pc SAE Flank Drive® Plus Four-Way Angle Head Open-End Wrench Set (3/8–3/4"). • Heads are offset at 30° and 60° to the wrench handle. • Flank-Drive® Plus wrenching profile on open end, ”bites” into the fastener, preventing slipping and rounding of the fasteners, while providing up to 62% more turning power and strength.
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