gear cutter hob

例句：

1. 1. This gear cutter hob is perfect for cutting metal.
   这个齿轮切割器非常适合切割金属。
2. 2.The gear cutter hob was the only tool that could handle the heavy workload.
   齿轮切割器是唯一能够处理重工作量的工具。
3. 3.The gear cutter hob made the job much easier than expected.
   齿轮切割器比预期的要容易得多完成工作。