This kind of diamond core drill is either brazed or laser welded, so this drilling tool is designed for wet and dry drilling of stone materials such as granite and marble, as well as ceramic tile and hard brick. The wet type is fitted with laser welded segment while dry type has brazed segment. Besides, this drill bit can be applied to bench drilling machines and portable electrical drills.

Our brazed or laser welded diamond core drill is mainly equipped with segmented blade. Advanced welding technology offers perfect attachment of segment and core, thus providing fast penetration and long lifespan.