闲置期间、使用前和更换刀片、钻头、刀具等配件时，应断开工具的动力连接。
Disconnect tools when not in use, before servicing and when changing accessories such as blades, bits and cutters.
工具钢的一些应用有钻头、深压模、底刃、冲床、挤出模及切割刀具等。
Some applications of tool steels include drills, deep drawing dies, shear blades, punches, extrusion dies, and cutting tools.
钻孔是用一个称为“钻头”的旋转刀具进行的。
应用推荐