Arrow™ T37 9/16” staples are genuine Arrow™ wire fasteners, designed and assembled in the USA. Made of heavy duty steel, these round crown staples will last you a long time and will hold your computer, phone, and TV wires secure. The round crown of the staples allows you to staple wiring without harming or flattening the wire. The T25 staples feature extreme versatility as they can fit many different Arrow™ products in addition to various other wire and cable tacker models. They can be used to pin down communications cables, CAT5 and CAT6, RG6 and RG9, COAX, and phone cables. Other uses include alarm systems and electronics. Each package contains 1000 pieces.