[Material]: Made of high quality steel and with a non -slip plastic handle, they are easy to use, which contributes to improving your work efficiency. [Application]: These reinforcement bars are designed to shoot and workers can fix the steel bars together in complete safety and easily. [Function]: It can automatically go back and recharge, save time and relieve the fatigue of your hand. The semi-automatic function reduces repetitive actions and relieves hands and wrists. [Adapted]: Suitable to link steel bars on the site. [Packaging]: you will receive two wire torsion torsion tools, including a curved hook wire torsion tool and a right -of -way torsion torsion tool, different style to meet your needs.