GearWrench 81921 5 Pc. Large Add-On Combination Wrench Set SAE

The off-corner loading design on both ends provides a stronger grip on fasteners reduces fastener rounding and delivers up to 25% more torque to the fasteners. Sizes are stamped on the open end head as well as the beam for quick and easy identification. The box end is offset 15 for increased access to fasteners.