Fastener vendor needed

Looking for the following;

5/8"-18 X 2-3/4" ****on Heads (stainless)

5/8"-11 or 18 X 6" ****on Heads (stainless)

Neither Gardner-Wescott, South Coast Stainless nor McMaster-Carr
have them.

Thanks

 

http://www.totallystainless.com/

 

Fastenal...

 

May have something in stock , can't let you know until Thursday , out of the office tomorrow....It would be much easier to find co**** thread than fine thread....