Copper Clout Nails

Copper Clout Nails are a rust free fixing used most commonly in roofing applications for fixing man made and natural slates.  See link below for approximate quantities per kg.

http://www.samacfixings.co.uk/uploads/file/8a31c1bfe7a64b17b48534e06c6a1a81/Nail_Counts.pdf