multiple-cutting edge countersink

例句：

1. 1. This machine has a multiple-cutting-edge countersink that can quickly cut through thick materials.
   这台机器有一个多刃切割边缘的倒角铣刀，可以迅速切割厚材料。
2. 2.The engineer used a multiple-cutting-edge countersink to create a precise hole in the metal sheet.
   工程师使用多刃切割边缘的倒角铣刀在金属板上创建了一个精确的孔。
3. 3. The tool is essential for precision machining and is often used in industries requiring high levels of precision and accuracy.
   这种工具对于精密加工至关重要，通常用于需要高精密度和准确性的行业。