With the Carat Brilliant eb diamond core bit, you drill clean, precise holes through reinforced concrete, masonry, and hard stone. Designed for wet drilling, this core bit features a 41 mm diameter and a 420 mm working length, making it ideal for creating deep penetrations for plumbing pipes and electrical conduits. Continuous water cooling clears drilling debris immediately and protects the segments from overheating. Thanks to the durable laser-welded construction and standard 1/2"G connection, you achieve reliable stability and smooth progress on demanding job sites.