fciron:
A knurling fool
fciron:
A spiral knurl
fciron:
Hobbing a knurl using a tap.
fciron:
Look, you can see the little teeth forming.
fciron:
Box Joint assembled
fciron:
Splitting for the box joint step 1
fciron:
Finished split!
fciron:
Both sides of box joint formed.
fciron:
Calipers!