I am looking at galvanized lag bolts (for the ledger) and carriage bolts (for attaching the beam to the post) for a deck. I can't find "hot-dipped galvanized" bolts/lag screws only galvanized. Is there any difference between "hot-dipped galvanized" and products labeled "galvanized finish" or can I use "galvanized finish" bolts on my deck? Should I instead get the stainless steel variety?
Here is what I was looking at: