BOSTITCH SX50351-3/8G 1-3/8-Inch by 18 Gauge by 7/32-Inch Crown Finish Staple (3,000 per Box) 18-gauge narrow crown finish staple Box of 3,000 staples 7/32-inch crown, 1-3/8-inch galvanized staple Compatible with a variety of staplers Ideal for work on wood trim, cabinets, and more