Ideal for high volume use, the Optima 70 Heavy Duty Stapler can staple up to 70 sheets of paper. It uses low force technology to deliver more power for up to 50% less effort than traditional staplers. Compatible with Optima staples, it delivers jam-free stapling for perfect results. Patented flat clinch stapling reduces the size of paper stacks saving space in your files and binders. The 68mm paper insertion depth offers flexible stapling. Comes with a pack of 500 Optima HD70 staples.