Material - The Adjustable Wrench Is Made Of No.45 High Carbon Steel, With Special Silver Surface Powder Coating Treatment, Anti-Rust, Strong And Durable. The Perfect Father'S Day Gift.Precise Features -- Large Crescent Allen Key Opening, Precise Design And Laser Cut, Are High Hardness, Firmly Grip The Telescopic And Contact Side Holes Or Sockets, Providing A Secure Fit.Ergonomic Design - Adjustable Wrench Set With Silver Non-Slip Grip. The Different Laser Marking Patterns On The Head Of The Cranial Nut Wrench Are Easy To Identify. The Custom Bag Is Easy To Organize, Carry And Store.Wide Applications - This 12 Inch Round Head Ribbon Wrench Is Compatible With General Purpose Shock Absorbers, Wrench Head Screws, Threaded Rings And Shafts. Suitable For Most Commercial, Plumbing, Fittings, Daily Car Use And Outdoor Activities., , .,"