We couldn't find a 3/16" collet for a job we had to do on a capstan lathe, so I decided to make an adaptor to hold an ER Collet chuck that we already had. Involved some tricky internal screwcutting up to a shoulder...
Machines & tools shown in this video:-
Weiler capstan lathe
Crawford Collets Trugrip collet chuck
Colchester Triumph 2000 lathe
