Arrow A215 JT21 Light Duty Staples 5/16" (Pack Of 1000) The Arrow A215 JT21 staples are suitable for use with theJT21 tacker for fixing fabrics, thin plastics, cardboardand more. They have been built with the same quality and precision as the T50, utilising a thinner wire in a smaller staple format to deliver great holding power. Features: Built with the same quality and precision as the T50, these staples utilize a thinner wire in a smaller staple format to deliver great holding power They are exceptionally easy to fire Perfect for use on light fabrics, thin plastics, cardboard and other craft projects Steel staples have low corrosion resistance, therefore, are ideal for indoor applications Universal fit will also work with Stanley TR45 Specification: Pack Qty: 1000 Size: 8mm (5/16in)