Avoid multiple trips to the hardware store with the 5,000 Variety Staple Pack by Surebonder. Ready for any project, the pack contains four staple sizes (1/4", 3/8", 1/2", 9/16") and includes 1,250 staples of each size. These heavy duty staples are electroplated-zinc coated for moisture and rust resistance. Surebonder 55599 #4 Staples, Arrow T50 Type, Heavy Duty, .417-Inch Narrow Crown Staples. ANSI Z87.1 Always wear safety glasses.