Features 1、Made of fine metal material, not easy to break, you do not need to change it often, has a long service time. 2、Small in size and easy to carry, you can take it with you to anywhere you want to use it. 3、Easy to install, you can install it very quickly and easily, also can improve your working efficiency. 4、It can be worked with the sleeve, drill bit and other accessories, save your money. 5、Four-axis design, the bit not easy to fall off after clamping, give you a better using experience. Specification With this wrench shaft accessories, you can use your electric wrench to work with the sleeve, drill bit and other suitable accessories. Easy to install and use, come on and try it, it will not let you down. Features: Made of fine metal material, not easy to break, you do not need to change it often, has a long service time. Small in size and easy to carry, you can take it with you to anywhere you want to use it. Easy to install, you can install it very quickly and easily, also can improve your working efficiency. It can be worked with the sleeve, drill bit and other accessories, save your money. Four-axis design, the bit not easy to fall off after clamping, give you a better using experience. Specifications: Material: metal Item size: 48 * 37.5mm / 1.9 * 1.5in Package size: 50 * 40 * 20mm / 2.0 * 1.6 * 0.8in Package weight: 79g / 2.8ounce Packing list: 1 * Dual Output Shaft Package List 1 * Dual Output Shaft