Dry Diamond Core Bits for Block

World Diamond Source® utilizes advanced laser-welding technology to engineer premium Dry Diamond Core Bits for Block to deliver high-speed masonry coring and long tool life. Formulated with a highly durable matrix, these industrial segments are laser-welded directly to the steel barrel to withstand the localized thermal stress of dry drilling through abrasive cinder block, CMU, and brick walls. This intentional engineering ensures clean, aggressive penetration through block with reinforcement or heavy mortar joints without segment loss. Engineered handheld core drills our deeply stocked inventory keeps your crews drilling safely.