YaeTek 21-Hole Comb Binding Machine, 450 Sheets, Manual Paper Punch Binder with Starter Kit 100pcs 3/8'' PVC Comb Binding Spines for A4 / A5 Papers

YaeTek Comb Binding Machine, 21-Hole, 450 Sheet, Paper Punch Binder Machine with Starter Kit 100 PCS 3/8'' PVC Comb Bindings, Comb Binding Machine for A4 / A5 Features: 1. The updated binding machine is suitable for such paper sizes: Letter Size (19 holes), A4 Size (21holes), A5 Size (15 holes) 2. Max binding capacity: 450 sheets Max punching capactiy: 12 sheets of 80g paper 3. Punch margin: easily customize the paper margin 4. The item includes 100pcs 3/8" black PVC comb bindings