1. Automatic feeding, paper/cover punching single spiral forming and binding collect the book in one machine;
2. High quality punch mould, it can punch at most 3~6mm, which can also add oil automatically. One mould has two sides with two sizes of the hole, which makes the mould can be used for 3~5 times of life than normal mould.
3. Punching holes automatic positioning fuction, make sure the binding will be smoothly.
4. Automatic alarm and display function