looks like there are lots of good options out there, and I'm coming from a MUCH smaller knurl dia so I don't actually need to match their existing stud at all. Just need to worry about head size and whether I'll need to countersink.
(32) any of these:
610-347
610-346
610-389
641-4115
641-3139
(32) 9/16 lug nut to match
611-162
611-052
611-047
m14x1.5 need (20) for Kim's car to fit under dumb centercaps.
611-257
611-110