Roofing nails are made of two parts, one is the smooth or twisted shank and the other part is the umbrella head.
The process for making the roofing nails:
- Use the Roofing nail cap making machine to make the roofing caps
- Put the finished caps in the caps box located the roofing nail making machine above
- Roofing nail making machine will connected the nail cap and the nail shank together.
- Polish the nails by using the nail polishing machine
- Galvanize the roofing nails