Features 1、Preferred Material: This sleeve is made of chromium vanadium steel material, superior wear and corrosion resistant, not easy to rust and can provide a long service time. 2、12 Horns design makes it more compatible with more car models, and has a wider ranges of use. 3、360° rotatable universal joint, more convenient to use, give you a better use experience. 4、Portable size and easy to carry, you can carry this tool easily for your convenient use. 5、Built-in magnetics rings design, it can hold the spark plugs while in use. Specification This sleeve can be widely used in your car repairing process, this tool should be used with your car repairing process. It is made of Chromium Vanadium Steel and can provide a long service time. Come and have a try, it will not let you down. Features: Preferred Material: This sleeve is made of chromium vanadium steel material, superior wear and corrosion resistant, not easy to rust and can provide a long service time. 12 Horns design makes it more compatible with more car models, and has a wider ranges of use. 360° rotatable universal joint, more convenient to use, give you a better use experience. Portable size and easy to carry, you can carry this tool easily for your convenient use. Specifications: Material: chromium vanadium steel Interface: 3/8inch Type: 14mm, 16mm (optional) Horns: 12 Package size: 100 * 20 * 20mm / 3.9 * 0.8 * 0.8in Package weight: 120g / 4.2ounce Packing list: 1 * Sleeve Package List 1 * Sleeve