With the Bosch diamond core cutter, you drill quickly and cleanly through masonry, limestone, and brickwork without water cooling. Featuring five diamond segments with a 7 mm height and an optimized matrix, it makes creating accurate penetrations for junction boxes and pipes straightforward. The standard g 1/2" internal thread attaches securely and directly to your compatible diamond drill. With a 78 mm diameter and 150 mm working length, you tackle dry drilling jobs with precision and avoid any risk of water damage.