Wire Binding Machine Double Handle Coil Calendar Punch Machine Manual Office Binding Machine Bookbinding Machine ,Easy to Operate

Punch thickness: 25 sheets (80g) Binding thickness: 125 sheets (80g) Hole type: square Punch ratio: 3:1 Punch depth is adjustable: yesYou may also like BS-3238 Semi-automatic Hot Melt Gluing Machine Glue Book Binder Paper Photo Book Thermal Binding Machine ,Easy to Operate.