The 152mm (6") Diamond Core Drill Bit is engineered for drilling large-diameter holes in concrete, block, and masonry. This size is commonly required for commercial flue pipes, mechanical ventilation systems, and large utility conduits — making it a key tool for HVAC installers, plumbers, and general contractors.

Built with top-grade diamond segments, it offers fast, clean drilling with reduced vibration and long wear life. Suitable for use with professional core drills in both wet and dry applications, it’s dependable for heavy-duty structural work where precision is critical.

The go-to choice for wide-bore cuts in tough materials.