Product Name: Tapcon Concrete Drill Bit (MD-010) Keywords: Tapcon Concrete Drill Bit, Masonry Drills, Stone Drills, Concrete Drill, Granite Drill, Masonry Drill Bit - Black, Masonry Drills High Helix, Carbide Drill Bits, Marble Drill Attributes: Non-Customized, Twist Drill Bit, Tungsten C...