Connection Safety: Our tightener adopts a closed-loop design to tight twisting between wires, reduce the risk of loosening and separation, and that the wire and connector are more firmly connected and to use Easy Installation: The twisting machine is simple to operate and can be connected to the drill, which can effectively relieve hand soreness, reduce the difficulty of operation, the assembly process of the switch and socket, save the time of nut tightening, and greatly improve the work efficiency of electricians or construction personnel Safe Material: The wire is made of high-quality high density polymer material and insulator material, eye-catching blue is easy to find, can be used for a long time, , small in size, does not occupy storage space, easy to carry, is the Perfect choice for twisted wire tools Broad Compatibility: The wire twisting spinner is fitted with a 1/4 inch chuck for almost any style or brand of twisted wire connector and is also compatible with the most commonly used drill and driver sockets. Easy to install wire connectors quickly and without barriers Suitable Place: Whether you are involved appliance repair, cable installation, utility appliance repair, electronics assembly, or other wire assembly fields, our wire twisting tool provides excellent torsional performance and improves efficiency High-density polymer materials Please note that there is a slight color difference or discrepancy in kind, it does not affect the use, please do not mind, thank you! Material: plastic colour: Blue Package Contents: 4 x Wire Twister 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.