Dedicated metric spline drive broach in box end of wrench
Specialized wrench design allows work on multiple fastener types including 6-point, 12-point, spline, square, star, spline and most rounded
Constructed of chrome vanadium steel and heat treated for strength and durability
Natural surface grind with a matte black finish that allows you to easily identify the tools in your tool box
Size callout is hard stamped
Meets or exceeds ASME specifications
Hassle-free lifetime guarantee