Arrow 591189BLSS Genuine T59 Insulated  5/16-Inch by 5/16-Inch Staples, Black, 300-Pack
The Arrow T59  5/16 x 5/16-inch black insulated Stainless Steel Staple, each box has 300 pieces.  Ideal for installing telephone wires, TV cable, computer cable, intercom cable and security systems. Black in color