2 in Wet Diamond Core Drill Bit, 14 in Depth, 1-1/4-7

Wet diamond core drill bit delivers cleaner, more controlled drilling in concrete and brick with water-cooled cutting that helps reduce airborne dust. Built with laser-welded segments and a carbon-steel body for stable coring, it mounts fast to standard rigs via a 1-1/4"-7 inner thread. Ideal for HVAC, plumbing, and conduit penetrations where accuracy and jobsite cleanliness matter.

• Delivers wet coring to help minimize dust and keep the bit cooler for smoother indoor drilling


• Fits 1-1/4"-7 inner-thread core drills and water-fed rigs for quick, secure setup


• Includes a 60 mm diamond saw blade for added cutting tasks without extra shopping


• Resists wear with diamond-grit cutting head and carbon-steel body for longer service life


• Handles reinforced concrete, concrete, red brick, foam brick, and other masonry materials

Designed for dependable penetration work on tough substrates, this laser-welded coring bit supports clean openings for air conditioning lines, pipelines, railing posts, and general construction installs. Water lubrication helps maintain cutting efficiency while reducing debris in enclosed spaces. Keep water flow steady, start with controlled pressure, and let the diamond segments do the work for consistent results. Grab yours today and streamline your next core drilling job with a ready-to-work setup.

• Type: Wet diamond core drill bit


• Diameter: 2 in (50.8 mm)


• Maximum core depth: 14 in (355 mm)


• Thread: 1-1/4"-7 inner thread


• Welding method: Laser welding


• Compatible machines: Water drill, core drill rig


• Product size: 18.5 x 2 x 2 in (470 x 50.8 x 50.8 mm)


• Net weight (with accessories): 2.8 lb (1.28 kg)


• Included accessory: 60 mm diamond saw blade