Quickly Ratchet Nuts and Bolts without Removing the Wrench from the FastenerRatcheting Speed with the Access of an Open End WrenchLonger Beam Means Greater Leverage to Maximize TorqueOff Corner Loading Provides a Stronger Grip on Fasteners Allowing You to Apply Up to 25% More Torque with Less RoundingInnovative Design Gives you the Speed and Extra Productivity of Ratcheting with the Access and Convenience of an Open End WrenchOpen-End Ratcheting Makes Short Work of Tough Jobs72 Tooth Ratcheting Box End Needs as Little as 5° to Move a Fastener Compared to 30° for a Standard Box End Wrench