Milwaukee 1 In. x 12 In. Carbide Masonry Drill BitUp to 5x life in concrete Up to 2x faster drilling vs. standard masonry drill bits SHOCKWAVE Impact Duty engineered for hammer drills and impacts Durable carbide tip for longer life in concrete and hard aggregate Sharpened carbide edges for faster starts in concrete, brick, and block Precision ground carbide tip for less bit walking Wide flute design removes dust faster, reducing heat & delivering more holes per charge Ideal for concrete, brick, and