Proto Wrench Box Slugging, Offset, 4.5/8"AF, 12 Pt, Super H/D Steel Black, 20.3/16" L USN374

• Non-reflective black oxide finish for use where non-plated products are required.
• 12 point box end allows for fine indexing, helping improve speed and access.
• Designed for heavy use in close quarters where hammer or sledge is required to loosen frozen nuts or set large fasteners.
• High strength rectangular design withstands heavy sledging; transmits power more effectively to fastener.
• Box opening designed to remain in place on fastener when wrench is struck.
• Heavy box walls provide greater transmission of torque to fastener.
• Straighter handle design than striking wrenches resists springing, nut turns easier.