Internail 22 Gauge 1/4" Long 3/8" Crown Galvanized Upholstery Staple C04 71/06 10,000 Per Box 22 Gauge 3/8" Crown Galvanized Upholstery Staple 1/4" Long 3/8" Crown 10,000 Per Box Similar to Senco C / BEA 71 / Duo Fast 31 Series Staples