hand tap for pipe thread

例句：

1. 1.We need to hand tap the pipe thread before we can connect it to the valve.
   我们需要先手动拧紧管道螺纹才能将其连接到阀门上。
2. 2. The plumber used a hand tap to tighten the pipe thread.
   这位水管工使用手拧工具来拧紧管道螺纹。
3. 3.The construction workers had to hand tap the pipe thread to ensure the joint was secure.
   建筑工人不得不用手拧紧管道螺纹以确保接头牢固。