B8 Heavy-duty Plier Stapler delivers premium stapling with smooth operation. All-metal construction ensures superior, lasting strength and performance while stapling up to 45 sheets of paper. No-Jam technology prevents staple jams. Staple refills are simple with a fast staple-reload design in the top. Ideal for mailrooms, administrators, retail or offices, this stapler fuses 1/4" or 3/8" B8 PowerCrown Premium Staples.