When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.
I have a few sets of the 234-4110 if it helps. Thye are the hex head instead of the 12pt head. Npt sure if they are back ordered also, but it is pretty much all we use. Let me know.