The Bostitch Heavy-Duty Stapler is the perfect stapler for heavy duty stapling jobs. Stapling up to 215 sheets of paper, it's the perfect workhouse for all kinds of business and office environment. It's often seen at accounting firms, insurance offices, schools, print shops, and anywhere that requires large stapling jobs. Made with durable all-metal construction, this stapler is sure to last a long time and withstand a great of stapling. Its anti-jam mechanism virtually eliminates staple jams, making every day stapling easy. It also has an adjustable paper stop with standard and metric measurements, giving the stapler up to a 2.75-inch throat depth. The stapler is to be loaded in the rear and accepts multiple Bostitch Staples sizes.