Wire Binding Machine Double Handle Coil Calendar Punch Machine Manual Office Binding Machine Bookbinding Machine ,Pinpoint Punching

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 Coil Spiral Binding Machine Manual Book Maker 34-Holes Binding 120 Sheets Punch Binder Adjustable Coil Binding Spines ,Pinpoint Punching.