Tend machines that bore holes and cut threads in shankless pipe bowls.
What does a Smoking Pipe Driller and Threader do?
Tends machine that bores hole and cuts threads in bottom of shankless pipe bowls: Places pipe bowl over chuck of machine and turns nut to expand chuck against bowl, using wrench. Pulls lever to align bowl with drill and turns handwheel to feed bowl into rotating drill. Moves lever to align bowl with circular saw and turns handwheel to rotate bowl beneath saw that cuts threads in bowl.