Torqueplus 15-Piece 12-Point Combination Wrench SetIncreased torque applied to fastener with fewer rounded edges. Unique arc design increases surface contact. Anti-Slip Design (ASD) wrench has a locking groove prevents slippage and knuckle injury. Reduces risk of fastener rounding. Box end is precision broached. Improves grip on worn, rounded fasteners. Applies more torque to fastener. Finish: Satin; Handle Type: Oval; Includes: Tool Roll; Material: Forged Alloy Steel; Measuring System: Inch; Number of Points: 12; Opening Size: 5/16 in, 3/8 in, 7/16 in, 1/2 in, 9/16 in, 5/8 in, 11/16 in, 3/4 in, 13/16 in, 7/8 in, 15/16 in, 1 in, 1 1/16 in, 1 1/8 in, 1 1/4 in, 5/16 in [Min], 1 1/4 in [Max]; Opening Type: Open/Box; Quantity: 15 per pouch; Weight: 9.76 lb.