⬡ Combination wrench set 12pcs (6-22mm) (CL401312, CHANGLU TOOLS)
6, 7, 8, 9, 10, 11, 12, 13, 14, 17, 19, 22 mm
Comply with ANSI B107.39 B107.9 standard
Made of chrome vanadium steel, overall heat treatment hardness HRC42~45°
Mirror polished chrome-plated anti-rust and wear-resistant treatment
Used for quick disassembly and tightening of hexagon head bolts and nuts