Double Headed Nails by Formex Supply Sale $65.00 SKU 7015215000 2 1/4” / 50lb Box - $65.00 2 3/4” / 50lb Box - $65.00 3” / 50lb Box - $65.00 3 1/4” / 50lb Box - $65.00 3 1/2" / 50lb Box - $65.00 Size 2 1/4” 2 3/4” 3” 3 1/4” 3 1/2" Amount 50lb Box 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Add to cart Double Headed Nail. Various Sizes.