tool-bit holder

例句：

1. 1.The tool-bit holder is a useful accessory for holding screws.
   这个工具夹是一个有用的配件，用来夹螺丝。
2. 2. The engineer used the tool-bit holder to tighten the bolts.
   工程师使用工具夹来紧固螺栓。
3. 3. The tool-bit holder was designed to make assembly easier and more efficient.
   工具夹的设计是为了使装配更容易、更高效。