Box wrenches are generally designed for use with nuts or bolts with either six or 12 sides. 12-sided sets — like the Duratech Offset Box Wrench Set — might be a good fit for DIYers and other ...

Best Hex Wrench Set: ... are sized in inches—or fractions of an inch—while Metric wrenches use millimeters. Both SAE and Metric ... The offset box ends also angle your knuckles out ...

Best offset wrenches: Geardrive box-end wrench set: ... (SAE wrench), which uses inches and fractions; and metric, which runs in millimeters. Almost all modern vehicles are metric, ...

The box-end wrench fittings are sized to fit SAE, metric, E-Torx, and spline-style fasteners. The wrenches provide a versatile and complete, yet compact, set of tools to tackle many wrenching jobs.