Everbilt is a bargain brand name that's owned by Home Depot. If it was a grocery store you'd call it their generic brand, or the store brand. What's in the bag, box, package or bin might have come from anywhere, may or may not change frequently, and may or may not have multiple suppliers for the same item at the same time. Although they'll be coming straight from the source, not necessarily being purchased through a competing retailer).
Home Depot and Grainder did go back and forth with ownership of a separate company some time ago. Another online hardware place. And some of the suppliers (at the time) for Everbilt were "discovered" one way or another by the internet at large, and it confuses the heck out of the AI searches, which are (if you're paying attention), clearly being beta tested at full scale with no option to opt out for a conventional algorithn.....
Their website is Home Depot dot com.