Features: * Surface treatment, beautiful and effective anti-corrosion. * For installation and disassembly of hex screws with hex screws/hex nuts/hex self-tapping screws. Specifications: Product Name: Socket Sleeve Material: Chrome Vanadium Steel Color: Red, Green, Blue, Purple, Yellow (as shown) Shaft: 1/4'' Hex Length: 65mm Sleeve Size: 8mm Magnetic: Yes Suitable for: 1/ 4" electric hand screwdriver, drill screwdriver and other tools. Quantity: 5 pieces Package includes: 5 8 mm socket sleeve Notes: 1. Transition: 1cm = 10mm = 0.39 inch. 2. The actual colors of the item may be slightly different from the pictures shown on website due to many factors such as brightness of your monitor and light brightness.3.Please allow slight manual measurement deviation for the data.