Feature 1Selected 45# steel, thick and durable, high hardness, and good toughness. 2Surface plating treatment, anti-rust and anti-corrosion for maximum durability. 3Used for quick disassembling or tightening dodecagon or hexagonal screw and nuts. 4The surface of wrench has clear scale, easy and convenient for you to use. 58-22mm dodecagon wrench has diverse specifications, wide application, to meet the needs of different jobs and industries.Condition: 100% Brand NewItem Type: Double End WrenchMaterial: 45 # SteelColor: Silver Size: Approx.8 x 10mm/0.31x0.39inApprox.11 x 13mm/0.43x0.51inApprox.14 x 15mm/0.55x0.59inApprox.17 x 19mm/0.67x0.75inApprox.21 x 22mm/0.83x0.87in .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }Package List5Pcs/Set xDouble End Wrench