Features: Change the metal blade to adjust the hole-to-hole distance - 70mm/80mm, easy to operate. Adjustable spacing to suit with A4/ A3 / A5/ A6 / B4 / B5 / B6 / B7 paper for punching operation. Punches up to 70 Sheet(80 gsm) with 6mm diameter holes. Plain pressing design for operating easily; And design with blade protective pad to prolong the puncher blade life. All-metal structure, sturdy and durable. Flip-open plastic tray can collect paper scraps, non-slip, and protect the desktop. Specification: Product Size: 176x123x87mm Color: Green, Blue (Optional) Hole Diameter: 6mm Hole to Hole Diameter: 70mm/80mm Paper Feed Depth: 12mm Paper Feed Capacity: 70 sheets Package Size: 17.5 x 12.5 x 9cm/6.8 x 4.9 x 3.5in Package Weight: 870g/30.6oz Packing List: 1 x Hole Puncher