Features: Adjustable socket wrench, universal socket wrench can easily bear high torque, firmly and correctly grasp all nuts and bolts within its adjustable size range of 10-19 mm. Made of high-quality steel, with high hardness and durability. Immediately adjust to fix most nuts, screws, hooks, lag screws, bolts, etc. Easy to use, high torque, firm grip and one-handed operation. Can easily cope with high torque, firmly and correctly grasp all nuts and bolts in its continuous adjustable size range. describe: Name: 10-19mm universal multifunctional universal wrench socket Quantity: 1pc Interface specification: 3/8inch (9.5MM) Scope of application: 10-19MM Material: steel colour: silver Package Contents: 1 x wrench socket 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.