Engineered for fast, clean cuts in tough materials, this Turbo Diamond Stone Coring Drill Bit with Pilot is built for precision drilling in concrete, brick, block, tile, and hard stone. Designed for general contractors, tile installers, and stone fabricators, each bit features a durable diamond segment and a 1/4″ carbide pilot bit for stable starts and better accuracy.
The 5/16″ round shank allows for easy use in most standard hand drills, while integrated side vents provide airflow to reduce heat and extend tool life. Whether you’re drilling through marble, granite, slate, limestone, quartz, or travertine, this core bit delivers fast results with minimal effort.
Features:
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Turbo diamond edge for high-speed cutting in dense materials
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1/4″ carbide pilot bit for controlled starts
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Fits standard hand drills (5/16″ shank)
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Side cooling holes for heat reduction and extended life
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Ideal for: Concrete, Granite, Marble, Tile, Slate, Brick, Block, Limestone, and more
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Cutting depth: 1-1/2″ minimum to 1-3/4″ maximum
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Available in multiple sizes
