DSB takes high-quality materials, button jack binding structure is simple and firm, not easily lessened, it has fine workmanship with smooth edges. The maximum number of binding pages is 200. It is a special product for binding machines. It is suitable for DSB and other types of binding machines.

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,...