General description This Mophorn Crowfoot Wrench Set is a versatile and durable tool designed for various applications, including automotive repairs and home plumbing maintenance. Constructed from high-strength 40Cr steel, it features a polished chrome-plated mirror finish for corrosion resistance and an attractive appearance. The set includes a total of 20 pieces, with a range of sizes to cover both SAE and metric needs, making it an essential addition to any toolbox. Technical specifications Item Model Number: XMNJ0020 Material: 40Cr Surface Finish: Mirror Chrome-Plated Hardness: 40-45 Tray Material: EVA Sizes: 10 metric sizes (10mm to 22mm) and 8 SAE sizes (3/8 inch to 7/8 inch) Extension Bars: 2 (6 inches and 3 inches) Compatibility and accessories Compatible with 3/8-inch extension bars, ratchets, and torque wrenches Includes 18 crowfoot wrenches, 2 extension bars, and 1 EVA tray Installation Easy identification with laser-etched sizes on each wrench Organized storage in a sturdy