Plastic Loose-leaf Binding Ring: 

DIY hand-made commonly used, according to the number of holes punched, the length can be freely cut and used. Cylindrical ring buckle, each link is closed with a lock bead, the lock is firm and durable. Closed column lock design, smooth circular inner wall, after binding, the paper can be turned smoothly 360°. A4 size, single 30 holes. DIY binding binder: suitable for the following specifications:  A4-30 holes, B5-26 holes, A5-20 holes, B7-6 holes.

As one of the leading binding machine manufacturers and suppliers in China for 35 years, we warmly welcome you to buy durable plastic loose leaf binder rings for sale here from our factory. All custom made products are with high quality and competitive price.