This is a kind of car tire disassembly wrench, 1:16 augment force ratio design, female driver also can easily remove the tire screws. Detachable augment force handle with embossing texture design to increase friction and not easy to slip. Three specifications of sleeves available, you can choose 17mm, 19mm, and 21mm according to your demands. Suitable for most small car, m-icrobus, off-road vehicle, etc.. Features: -This effort saving tire wrench is perfect for small vehicle to easily loosen the nuts of tires. -1:16 augment force ratio design, female driver also can easily remove the tire screws. -Detachable augment force handle with embossing texture design to increase friction and not easy to slip. -Three specifications of sleeves available, you can choose 17mm, 19mm, and 21mm according to your demands. -And the sleeves are forged with CR-V material, solid and firm, and can be changed by yourself easily. -Comes with a portable toolbox, easy to organize and easy to carry. -Suitable for most small car, m-icrobus, off-road vehicle, etc.. Specifications: Name: Wrench Material: metal Max torque outlet: 680Nm Augment force ratio 1:16 Drive size: 1/2inch Socket: 17mm, 19mm, 21mm Packing List: 1 * Wrench 1 * Handle 3 * Socket 17-19-21mm It's a very handy tool to have in your car.