These are new. Boxes may show some wear. The Simpson Anchors THD50600H 1/2" x 6" Titen HD Heavy Duty Screw Anchors are high-quality, durable anchors designed for heavy-duty applications. these anchors are galvanized steel. The pack includes 20 anchors, each measuring 1/2 inch diameter and 6 inches long. The Simpson Strong-Tie brand ensures reliability and strength in anchoring projects.
If you have to attachment something to concrete and you need a lot of holding power, these are a good choice. I'm building a shop that has a slap on grade foundation. Using these to attach the walls to the slap. Should be noted, where I live, these meet county code for that purpose. Something that should never be over-looked.