Arrow 50524 T50 Staples 8mm 5/16in (Pack Of 1250) The Arrow 50524 is a pack of 1250 T50 staples which are suitable for use with the Arrow T50 and T55 tackers. They are designed to be used for all heavy-duty stapling applications including canvas, roofing paper, vapour barrier, and more. They deliver exceptional holding power and are made from galvanised steel which is more resistant to rust. Features: Universal fit with Dewalt, Bostitch, Stanley and other brands that use T50 (5/16\", 8mm) staples Galvanized Steel is more resistant to rust Flat Crown Staples Specification: Package Quantity: 1250 Size: 5/16\" (8 mm)