Rexel Optima Heavy Duty Staples provide a high quality, reliable solution for all your stapling needs. Stapling from 2-70 sheets of paper (80gsm), they are ideal for regular and heavy duty stapling tasks at home, in the office or at school. Designed for use with the Rexel Optima 70 heavy duty manual and electric staplers for accurate, jam free stapling. Made from high quality steel and supplied in a smart, aluminium tin containing 2500 staples.