Tight tooth pattern design precision tooth , more stable bite force, not easy to slip in work The connection hardness of the pressure plate is strong, and the is frosted. High-quality high-carbon steel forging, high hardness, electroplating is not easy to rust. Thickened non-slip grip, comfortable grip, labor-saving and not hurting hands. You receive a multifunctional universal wrench, which can meet your daily use needs. Name: multifunctional universal wrench Clamping range: 10-22mm for big head and 6-15mm for small head Colour:As Shown Material:steel Size:S: 21cm x 4cm Package Contents: 1 x wrench Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.