The carbide-tipped Tapcon Drill Bits are engineered to drill holes that deliver optimal performance when used with Tapcon Concrete Screw Anchors. Use Tapcon Drill Bits to ensure drilling precise holes and achieve maximum holding power with Tapcon Anchors. Manufactured with tighter tolerances than ANSI standards This product is engineered for dependable performance, ease of installation, and long-term durability in demanding applications.