Features: 10-hole loose-leaf hole punch, suitable for binding 20/26/30-hole of A5/B5/A4 loose-leaf notebooks, hand accounts, etc. Punched 10 sheets paper, 5.5mm aperture, 7mm feed depth, and 9.5mm hole spacing. Positioning posts and rulers are provided on both sides of the hole puncher, making it easy to determine the location of the hole punch. All-metal paint body, sturdy and durable. Flip-open plastic tray can collect paper scraps, non-slip, and protect the desktop. Storage structure, convenient storage and save space. Good gift for student, children's day, Christmas and birthday, or for yourself. Specification: Suitable for: A5, A4, B5 Material: Metal + ABS Color: Blue. White (Optional) Quantity of Hole: 10 Holes Hole Diameter: 5.5mm Feed Depth: 7mm Hole Spacing: 9.5mm Package Size: 12.5 x 9.5 x 5cm/4.9 x 3.7 x 2in Package Weight: 500g/17.6oz Packing List: 1 x Hole Puncher