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
