The 50mm Diamond Core Bit is the ultimate tool for contractors who need to create large-diameter openings in high-end stone surfaces. Specifically designed for the most demanding fabrication tasks, this bit utilizes an industrial-grade diamond-bonded rim to grind through thick stone slabs with precision. At this size, standard masonry tools are prone to vibration and cracking; however, this core bit’s high-torque design ensures the stone remains structurally sound throughout the drilling process.
Built to handle the increased heat and resistance of a 50mm bore, the bit features a reinforced body and a stabilized shank for secure operation in professional rotary drills. It is the indispensable choice for installing large floor drains, main bathroom waste pipes, and substantial architectural hardware. By extracting a clean stone core, it leaves behind perfectly smooth vertical walls, ensuring that your heavy-duty plumbing fits securely and looks professional.
Key Features
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50mm (2-inch) Diameter: Ideal for large-scale plumbing penetrations, main waste pipes, and commercial drainage outlets.
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Industrial Diamond-Bonded Rim: Features an aggressive diamond coating for fast, efficient cutting through the hardest natural stones.
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High-Torque Stability: Engineered with a reinforced body to minimize vibration and “walking” during large-bore drilling.
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Precision Core Extraction: Designed to grind a clean, uniform hole without shattering or splintering the stone surface.
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Protective Storage Tube: Includes a durable plastic case to safeguard the large diamond cutting edge from job site damage.
Benefits
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Accommodates Main Waste Lines: Provides the necessary clearance for standard 50mm pipes, reducing the need for manual filing or adjustment.
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Prevents Costly Breakage: The smooth grinding action is safe for expensive granite and marble, preventing the fractures common with impact tools.
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Saves Time on Large Holes: Slices through dense stone significantly faster than using multiple smaller bits or manual grinders.
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Contractor-Grade Durability: Built to withstand the rigors of heavy trade use, offering a long-lasting and reliable service life.
































