Tool Heavy Duty Striking Face Box Wrench, 2-1/8 in, ASME B107.410, 12 Points, Box End Head, 1-3/8 in
Wright Tool Striking Face Box Wrench, Heavy Duty, Measurement System: Imperial, 2-1/8 in Wrench Opening, 12 Points, 12 in Overall Length, 3-9/32 in Box End Width, 1-3/8 in Box End Thickness, Box End Head, Straight Handle, Specifications Met: ASME B107.410, Steel, Black Oxide.