Spiral Binding

5 Disengageable pins – Specially designed disengage able positions guareantee a clean punch with most standard paper sizes
Standard pitch for coil binding
Punches 43holes in a 11″ sheet
Suggested Punch Capacity – Up to 20sheets of 20lbs paper or up to 2.5mm thickness
Standard 4mm round holes
https://www.youtube.com/watch?v=6HdC_40tbCk (click here)