Applicable scene: these rebar tools are suitable for binding steel bars on the construction site Material: these rebar tie wire twister tools are made of good quality steel and are easy to use, helping to improve your work efficiency Function: these rebar twisters are designed for pulling and workers can safely and easily hold the bars together Save time and effort: these rebar tie tools can automatically recoil and reload, saving time and relieving fatigue of your hand; The semi-automatic function lessens repetitive actions and relieves strain on your hands and wrist Structure: the inside of the hook has a threaded and rebounded structure; After tightening the handle and tightening the end wire, it will automatically bounce back, eliminating the winding process Dear customer, Thank you for choosing our products. If there is any problem with our products, please contact us through the order information. We will be happy to serve you and solve it for you as soon as possible within 12 hours, thank you Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.