Spot Nails Spot Nails 5640PG-10M 16 Gauge 1-1/4-inch Leg 7/16-inch Intermediate Crown for Duo-Fast 76 type 10,000 per Box Fits Duo-Fast 7600 type tools 16 Gauge 7/16-inch Intermediate Crown 10, 000 per box Electro-Galvanized