$51.99 Gardner Bender 1/2 in. 2-Conductor Metal Staple (500-Pack) (Case of 10)-MS-550 - The Home Depot
Knowledge Tree | Charles Leonard, Inc. Heavy Duty Staples, 1/2 Inch Leg Length, Carbon Steel 
Spot Nails Spot Nails 81508 1/2-inch Staples similar to Bostitch STCR2619 5,000 per Box
