025 - Making a rating nut for a decorative wallclock - an experiment in convex knurling 

19th century clocks and scientific instruments sometimes have convex knurling on fixings and rating nuts. I thought it would be fun to try replicate that technique.
You can buy CZ131 brass here... www.johnwardle.co.uk/material...
Natural shellac lacquer here... www.jacksonsart.com/robersons...
#clock #horology #repair #making #materials #antique #restoration #conservation