Arrow Fastener 609 Wide Crown Swingline Style Heavy Duty 9/16-Inch Staples, 1000-Pack N/A Imported Wide crown Swingline style heavy-duty 9/16-inch staples 1,000 per box Flat crown with 1/2-inch width 9/16-inch leg length Designed for use with Swingline, Desa, Powerfast, Ace, Master Mechanic, Stanley, Parker, and Craftsman products Made in the USA