Made of high-quality stainless steel material with high hardness, strong wear resistance and heat resistance. 2 pieces of special wire twisting tools for electricians: one for 2-6 channels 1.5/2.5/4/6 mm , and one for 2-5 channels 2.5/4 mm With a 1/4inch hex handle, our wire strippers can be easily driven with a corded or cordless drill driver. Simply attach the wire connector driver to your drill and enjoy efficient, effortless wire twisting It is easy to operate and can be installed on the electric drill. When you are ready, just turn on the electric drill to complete the work smoothly. The wire twister can effectively relieve finger soreness and hand cramps caused by long-term use. Say goodbye to time-consuming and laborious manual twisting Colour:Silver Material:Stainless steel Package Contents: 2 * Wire Twisting Tool 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.