HART’s 3/8” Heavy-Duty Staples are useful for quick fastening jobs. Use them to secure carpeting pads staple upholstery as well as felt house wrap insulation window screening canvas weather stripping—why the possibilities are endless. What’s more our staples work with most manufacturers heavy-duty staplers and most other staplers. In addition to 3/8” they also come in other sizes including 5/16” & 9/16”. If you find yourself with extra-thick stapling tasks on your to-do list then HART’s Heavy-Duty Staples are your absolute best bet. New condition. 1250 count per pack. Recommended Use: Restore and Repair