Features 1、Made of steel, has high hardness and rust prevention. 2、Applicable to automobile, machinery, bicycle, motorcycle and other related maintenance industries. 3、Simple and lightweight, easy to carry and store. 4、Double head fastening design, suitable for 8-22mm nuts. Specification Features: Made of steel, has high hardness and rust prevention. Applicable to automobile, machinery, bicycle, motorcycle and other related maintenance industries. Simple and lightweight, easy to carry and store. Double head fastening design, suitable for 8-22mm nuts. Specifications: Material: steel Color: silver Applicable range: 8-22mm / 0.31-0.87in Item length: 220mm / 8.66in Item thickness: 8mm / 0.31in Package size: 275 * 50 * 10mm / 10.83 * 1.97 * 0.39in Package weight: 220g / 7.76oz Note: 1.Due to the different display screen and light effect, the actual color of the item might be slightly different from the color showed on the pictures. 2.Please allow a little measuring deviation due to manual measurement. Package List: 1 * Wrench Package List 1 * Wrench