Gene writes:

Plenty (and I mean PLENTY) of heavy duty synthetic (or old sulfurized
oil) lube would be my pick. (problem is.... you're looking at about
$30 for a 1 gallon bottle and about $110 for 5 gals, if the gal isn't
available)

You can get a quart or so bottle of sulfurized cutting oil at Home Depot,
where they thread galvanized steel plumbing pipe.