Adjustable Hole Margin:Features a 3-5mm adjustable hole margin for precise binding and customization.

Efficient Punching Performance:Punches 12 sheets at a time, enhancing productivity in binding tasks.

Book Unbinding|Fellow Spiral Binding Machine|High Binding Capacity:With a 450-sheet capacity, this binding machine handles large documents with ease.

Durable Binding Material:Equipped with aprons and gib binding material for long-lasting, secure bindings.

Versatile Paper Width Compatibility:A4 and A5 paper widths are supported, making it suitable for various document sizes.

Specifications: Number of punching holes: 21 holes Binding capacity: 450 sheets / time Hole margin: 3-5mm adjustable Overall dimensions: 370 * 260 * 235mm Product number: DL0035 Name: Comb Binding Machine