high-speed type end mill

例句：

1. 1.This high-speed type end mill is perfect for cutting through tough materials like steel.
   这种高速型钻头非常适合切割像钢这样的硬材料。
2. 2. The engineer used this high-speed type end mill to quickly drill holes in the metal sheet.
   这位工程师使用这种高速型钻头在金属板上快速钻孔。
3. 3. The tool's high-speed performance makes it an ideal choice for precision machining tasks.
   该工具的高速性能使其成为精密加工任务的理想选择。