Get this Tapcon Hex Head Concrete Screws delivered onsite. Works in all masonry-based material including concrete, block or brick. Use these screws for a variety of projects including attaching machinery/heavy equipment, industrial shelving, ledger board, pipes, cables and many other fixtures to masonry. Climaseal blue coating delivers long-lasting corrosion protection. Patented threadform doubles installation speed and delivers 20% more holding power than wedge or sleeve anchors. Heavy-duty anchor design instills confidence by allowing for closer anchor spacing and closer to edge installation. Reputation for quality, strength and ease of installation from industry professionals. Approved for use in ACQ treated lumber. Tapcon+ Concrete Anchors are removable after installation. Tapcon+ Concrete Anchors are an alternative heavy duty concrete anchoring solution to Sleeve or Wedge anchors.