1. Adapt to the needle type: 23/10, 23/13, 23/8, 23/6
2. Binding thickness: 100 sheets
3. Easy binding without effort
4. Positioning ruler, the binding position can be adjusted freely
5. If there is a pin stuck in the button, use a pencil to rotate and press the handle near the button.
6. Size: 28x7x17 cm
7. Weight: about 80 grams