blog post by James Ducker on thread making
- welt
- sole:
- 3 cords hemp
- 5 cords linen
- wax forms plugs
- prefers to make one long thread and divide for pairs
- 2 welts is about 3 arms’ lengths
- wax and burnish
- ends easily damaged
- uses nylon bristles
- curve to match awl
- fine sandpaper (more than 220 grit) to scuff up bristles