Copper Clenching Nails, 78 and 58 lengths, $25lb, for small wooden boats canoes. Several pounds available, purchased long ago see list, below. Also have some Copper Cut Tacks, same price, and some Copper Common Nails. Minimum purchase 1 lb.Type Source, Length x Shank Diameter x Head Diameter, and Quantity AvailableCopper Clenching Nails--Hall Rice Copper Grooved Tacks, from Faering Design, 78x ...