"ARMSTRONG TOOLS" OFFSET STRIKING WRENCH Hardened for extra strength Withstands stress under impact Prevents rounding of fasteners" corners "Lobular" design exerts force on flats of fasteners Chamfered opening slips easily over fasteners and holds securely. Highlights:No. of Points: 12 Opening Size: 1-7/16 in Opening Type: Box Head Width: 2.187 in Head Thickness: 1 in Offset Angle: 45° Box Side Overall Length: 11-3/4 in Handle Type: Deep Offset Material: Forged Alloy Steel Finish: Black Oxide Measuring System; Inch Type: Striking Wrench