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4" Heavy-Duty Diamond Core Drill Bit

4 inches Heavy-Duty diamond core drill bit, This tool is specifically designed for wet or dry rotary drilling through highly abrasive construction materials such as reinforced concrete, masonry, block, and stone. Common Applications: Material Penetration: It is engineered to cut cleanly through reinforced concrete, brickwork, block masonry, and natural stone. Utility Routing: Contractors use this specific diameter size to drill passage conduits for plumbing pipes, electrical conduit bundles, or HVAC ventilation ducting through walls and foundations.