Feature:1. PRACTICAL TOOL: Mini binding machines are capable of punching 5 sheets of paper with 6mm/0.24in hole diameter, 7mm/0.28in feed depth, and 9.5mm/0.37in hole spacing.2. HIGH ACCURACY: Mini binding machines are designed with a ruler for quick positioning and easy punching.3. STURDY AND DURABLE: Mini binding machines use individual cast metal cutterheads, with strong and durable cutters.4. WIDELY USED: Book binding machines are suitable for A4 (30 holes), B5 (26 holes), A5 (20 holes) flipchart inner pages punching.5. LONG SERVICE LIFE: Book binding machines are made of premium alloy and ABS material, strong and durable, anti corrosion, long service life.Specification:Item Type: Manual Binding MachinesMaterial: Alloy Steel, ABSSize.Hole Diameter: Approx. 6mm/0.24inPaper Feed Depth: Approx. 7mm/0.28inHole Spacing: Approx. 9.5mm/0.37in.Package List:1 x Manual Binding MachineNote:Please allow for some errors in manual measurements.