If you have Amazon Prime, you get free shipping on the bolts - steel/stainless-steel.

The grade/strength might be a concern?

I use stainless from Totally Stainless - bought/installed many years ago - I think they give a grade rating.

www.totallystainless.com/TechArticles.html

Last edited by tclederman; 01/01/2020 9:42 PM. Reason: Added link