This diamond concrete drill bit is a game-changer to any industrial and scientific setting... Through trial and error, I found that this tool delivers a precise and accurate hole for threaded applications. The bit's diamond-tipped design provides a durable and long-lasting tool that can handle tough jobs. The only drawback I found was the price, but for the quality and effectiveness, it`s worth the investment. Overall i HIGHLY recommend this drill bit for any professional cutting tools kit..