radial tool holder

例句：

1. 1.The engineer used a radial tool holder to tighten the bolts on the machine.
   工程师使用径向工具夹持器来紧固机器上的螺栓。
2. 2. He was holding a radial tool holder while he worked on the car.
   他在修车时拿着一个径向工具夹持器。
3. 3.The technician used a radial tool holder to remove the screw from the wall.
   技术员使用一个径向工具夹持器从墙上取出螺丝。