Type of nails required for this slate?

[chainsaw_masochist]

Hi there

Could anyone tell what type of nail is used to secure this slate to the dormer? Some other slates are missing their nails and I thought it might be well worth fixing these with some new nails where apprpriate. Thanks for any help.

Untitled

• chainsaw_masochist
• 4 Aug 2014
• 1

 

[catlad]

Copper rivets.