Features: Double-headed self-tightening multifunctional wrench. Time-saving, efficient, convenient, industrial quality. The plate body is polished and plated as a whole, which is beautiful and not easy to rust. Suitable for dismantling screws of various specifications. It is widely used in mechanical engineering, machine repair, auto repair and other related maintenance industries. Description: 100% brand new and high quality Material: Chrome vanadium steel Product length: 265mm Product thickness: 7mm Use range: 8-22mm Product weight: 0.25kg Package include: 1 x 8-22mm double-head self-tightening multifunctional wrench Notes: 1. Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you 2. Please allow 1-3cm measuring deviation due to manual mearement.