A4 Electric Spiral Binding Machine - 46 Holes, 4:1 Pitch, Office-Friendly For Books And Brochures ,Easy to Operate

Holes quantity : 46 Holes size : Round 3.5mm Pitch : 4:1 Punching capacity(80g) : 15 sheets Punching capacity(0.2mm pp cover) : 2You may also like SG-T619 3:1 34 Holes Manual Wire Paper Binding Machine Exercise Book Wire Manual Binding Machine ,Easy to Operate.