Swingline Plier Stapler, Heavy Duty, 60 Sheets, Black (S7029961A) Fits snugly in hand; efficient and simple top loading of staples 60 sheet staple capacity; requires Optima High Capacity staples Durable metal construction Integrated safety loop for use with security cable to prevent theft For best performance use the Heavy Duty Plier Stapler exclusively with Swingline Optima High Capacity Staples (S7035550) Limited lifetime warranty