Vernon tutbury?

Exactly what kind of VT tap do you have? There are many different ones.

Having said that, these may help:

https://howtomendit.com/answers.php?id=345918

https://www.diynot.com/diy/threads/help-to-identify-taps-update.433026/

https://www.notjusttaps.co.uk/tap-spares.html



Dty6d
October 2021