tool bit

• 刀具

tool bit的用法和样例：

例句

1. He edged the tool into the crevice.
   他把刀具插进裂缝里。
2. Each tool should be pouched so that it can be readily reached.
   每把刀具应摆好，以便能很快地拿到手。
3. Special angle strengthened bit design intensifying blade protection and quickly leading powder into screw groove,which reduce resistance and improve in-aperture speed.
   特殊角度强化刀头设计，强化刃部保护，并将粉末快速导入螺旋沟槽，减少阻力，提高进孔速度。