carbon steel material, precise tooth pattern, clamping and fixing, non-slip handle, ergonomic, strong and durable high-efficiency adjustable wrench, simple operation, effortless two universal wrenches that adapt to all kinds of screws and nuts and automatic technology that allows them to automatically adapt to different sizes the super magic multifunction wrench is suitable for tightening and loosening all the shapes of pipes and fittings such as: hexagonal, square, triangle, circular nut, bolt, iron water pipes, steel pipes, plastic pipes, faucet large adjustable wrench - length: 290 mm, opening size: 22-32 mm, small adjustable wrench - length: 210 mm, opening size: 10-22mm and 8-15mm. Specification: Color: Red Material: Carbon Steel Package List: 2 Keys