Grip-Rite 8d Cooler - 2-3/8-Inch x .113, RING SHANK, HOT-DIPPED GALVANIZED, 21? Full Round Head, Plastic Collated, Stick Framing Nails - 500 per tub 8d 'Cooler' - 2-3/8" x .113" - Vinyl Coated, 21 Full Round Head RING SHANK For Added Holding Power, HOT-DIPPED GALVANIZED For Exterior Use, Plastic Collated Strip Framing Nails Clear, Resealable, Reusable, Stackable Plastic Tub. GREAT for Do-It-Yourself Projects Use with Grip-Rite GRTRH350 - 21 Full Round Head Framing Nailer 500 Nails per Tub