中文:不钻头
英文翻译:【机】chit drill
中文:双用钻头英文翻译:【建】combined drill...
中文:半圆钻头英文翻译:【机】woodruff drill...
中文:切削钻头英文翻译:【机】cut drill...
中文:三槽钻头英文翻译:【机】three-fluted drillthree-grooved drill...