DescriptionDo you want to bind your desk calendar? Then, you must not miss our binding machine set. Made of iron material, it is high-quality and durable. Easy to operate, it is suitable for school, home and office.Features- Color: Blue Black.- Material: Iron.- Size: Approx. 38.00X21.50X13.50cm/ 14.93X8.45X5.31in.- Applicable Paper: A4 (all below 34cm). - Punching Capacity: 12 sheets. - Binding Capacity: 120 sheets. - Punch Size: 4 x 4 mm. - Number of Holes: 34 square holes. - Margin: 2.5mm, 3.5 mm, 4.5 mm. - Pressure Ring Size Range: 4.8-14.3. - Suitable for A4 paper, which ensure its practicality and popularity. - About 12 sheets are punched at a time, and about 120 sheets are stapled at a time. - With margin adjuster, suitable for different binding thickness. - The top-mounted binding ring gauge allows intuitive and quick selection of binding rings. - Turn the knob to the scale where the pressing ring is needed so that the pressed file is easy to read.