Galvanized cap nails are a kind of roofing fastens mainly made of Q195 steel, with ring shanks and metal or plastic caps. They can be used in various applications such as

Attach roofing felt
Secure board and base sheets
Fasten flashing and shingles
Secure slates and tiles, etc.

特征：

Square or round caps.
Metal caps are welded firmly to the nail.
Big head to avoid roof membrane from damages.
Ring shank with high holding power and pull-out resistance.
Installed by hand or pole hammer.
Electro galvanized or hot dipped galvanized to prevent rust and corrosion.