7 different grinding head interchangeable
1 – grinding head – grind the edge of nail, remove thick or hard skin and calloused skin on the hand
2 – grinding head – cylindrical grinder for the root of nail
3/4 – grinding head sharp grinding for the edge of nail
5 – polishing head – nail trimmer ; grinding small surface of nail save time and effort, easy beauty your fingers
6 – grinding head – disc shaped coarse grinding , make nail snip smooth
7 – grinding head disc shaped elaborate grinding, make nail snip more smooth