這是一個利用美工刀來切削圓棒的工具，必須搭配鑽床使用（如圖）。
使用時將刀具靠到正在高速旋轉的圓棒時，就會削下表面的材料。但操作上需要注意刀片與圓棒的角度，才能達到削切的效果。

When you need to cut or sharpen wood sticks but you don't have a lathe, you can use this useful little thing to transform your drilling machine into a useful lathe.

This a cutting tool using with drilling machine. When the knife touch the high-speed spinning wood sticks, it will sharpen the stick to the size you want.