HT Diamond Core Drill Bit – 105 mm (4-1/8″)
$38.75
Professional 105 mm (4-1/8″) diamond core bit with premium vacuum brazed technology. Designed for fast and precise drilling of porcelain, ceramic, granite, and marble. Features a 5/8″-11 thread for standard grinders and strictly dry use only.
In stock
The HT 105 mm (4-1/8″) Diamond Core Drill Bit is a high-performance tool engineered for professional contractors who require large-diameter holes in hard masonry surfaces. This bit is ideal for installing dryer vents, large plumbing pipes, and electrical junction boxes.
Technical Features
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Vacuum Brazed Diamonds: Advanced diamond bonding technology ensures a superior cut rate and extreme durability during intense dry drilling applications.
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Large Diameter Efficiency: Specially designed to handle heavy-duty drilling in porcelain slabs and natural stone without the need for water cooling.
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Standard Connection: Equipped with a 5/8″-11 female thread, compatible with all standard North American angle grinders.
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Clean Edges: Provides professional-grade results with minimal chipping on the entry and exit of the hole.
Specifications
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Diameter: 105 mm (4-1/8″).
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Mount: 5/8″-11 female thread.
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Operating Mode: Strictly Dry use only.
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Max Drilling Depth: 40 mm (1-1/2″).
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Recommended Speed: 10,000 – 11,000 RPM.
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Materials: Porcelain, Ceramic, Granite, Marble, and Hard Stone.
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