All metal construction for durability and reliable performance Plastic base protects your desk and gives a non-slip surface Also allows for large waste storage Easier to use, light force operation to do the large, heavy duty jobs with ease Features a click stop paper guide Punches holes of 5.5mm diameter - 80mm apart Heavy Duty and Maxi have a switch to lock handle down for compact storage and a strong metal casing for extra strength Punches up to 8 sheets of paper (80 gsm) Durable metal design, with paper alignment indicator for accurate punching Paper size guide for accurate punching alignment Plastic base protects your desk and gives a non-slip surface