Torqueplus 12-Point Combination WrenchTorqueplus™ fastening system drives off fastener body, more easily removing damaged fasteners. Reduces risk of fastener rounding. Applies more torque to fastener. Unique arc design increases surface contact. Anti-Slip Design (ASD) wrench has a locking groove prevents slippage and knuckle injury. Shank is positioned at the center of box end, reduces the tendency of the wrench to cock. Finish: Satin; Handle Type: Oval; Head Angle: 15° Open Side; Head Thickness: 17/64 in (box), 3/16 in (open); Head Width: 45/64 in (open), 33/64 in (box); Material: Forged Alloy Steel; Measuring System: Inch; Number of Points: 12; Offset Angle: 15° Box Side; Opening Size: 5/16 in; Opening Type: Open/Box; Overall Length: 5 1/2 in; Type: Combination Wrench; Weight: 0.07 lb.