Introduction of roofing nails
Roofing nails is a kind of nail with umbrealla head, electro galvanized, hot dipped galvanized, smooth shank or twisted shank.
Also can assemble rubber washer under umbrella caps, this kind is popular in Brazil, Libiria, etc.
Roofing nails are the mostly used roofing nails with less cost and good property. Hot dipped galvanized nails offer higher strength and longer life compared with the electro galvanized nails.
A roofing nail is, as the name implies, a nail us...