Loose-leaf notebook hole punch, 30-26-20 hole punch, heavy-duty hole punch specifically designed for page folders and notebooks.
Name: 30-hole loose-leaf punching machine
Punching capacity: 20 sheets (80g), 6 sheets of plastic cover
Hole distance: 9.5mm
Margin adjustment 2.5/4.5/6 .5mm
Aperture: 5.5mm (round hole) 11th and 20th is 7MM
Weight: 9 KGS
Machine size: 45cmX36cmX24cm