Marble and Granite Core Bits

Details

The Marble and Granite Core Bits are specially engineered for precision core drilling in natural stone surfaces, including granite, marble, quartz, and engineered stone. Manufactured with premium industrial diamonds and laser-welded segments, these bits deliver smooth, chip-free holes and excellent durability, even on the hardest materials.

Perfect for fabricators, installers, and stone workers, these bits are ideal for drilling sink cutouts, faucet holes, pipe openings, and fixture installations. Designed for use with angle grinders or core drilling machines, they support wet drilling to ensure better cooling, longer life, and cleaner results.

🔹 Key Features:

✅ Material: High-strength steel core with diamond segments
✅ Application: Drilling marble, granite, quartz, and hard stone
✅ Use Case: Sink cutouts, faucet holes, pipe entries, stone fabrication
✅ Drilling Type: Wet drilling recommended for clean finish and tool life
✅ Compatibility: Angle grinders, core drills, CNC stone routers
✅ Sizes Available: Multiple diameters (e.g., 6mm to 100mm or custom)
✅ Advantages: Chip-free finish, fast cutting, long-lasting performance

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Delivery & Returns

WHITE GLOVE SERVICE

Items are delivered to your room of choice by appointment, then unpacked and fully assembled by a skilled two-person team. Includes packaging removal and recycling Fee varies by location and order total. (Doorstep delivery does not include assembly)

FLAT RATE DELIVERY

An unlimited number of eligible furniture and select non-furniture items can be delivered for one flat rate per shipping address. Your order will ship when all items are ready for delivery. Fee varies by location and order total.

RETURN POLICY

You can return eligible items within 30 days of receiving an order or 7 days for Quick Ship upholstery items for a refund of the merchandise value. Made-to-Order furniture is not eligible for returns.