characteristic: Universal socket wrench can easily handle high torque, firmly and properly grasp any nut and bolt within its continuously adjustable size range. Made of high quality -V, it has high hardness, high torsion and durability, and can easily clamp and remove , round and rusty nuts and bolts. It can be used in automobile industry, home maintenance, manufacturing, construction and other industries. , retractable to the shape of most objects. This universal socket can be specially self-adjusted, suitable for any size or shape. describe Name: Universal Sleeve Material: -V colour: Silver Package Contents: 2 x Universal sleeve 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.