Stone Core Drill Bits
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Stone Core Drill Bits

Stone Core Drill Bit for Granite and Marble

Stone Core Drill Bits are designed for granite and marble, these precision tools ensure smooth and precise drilling every time. Our Core bits work with Angle Grinders, Core Drill Machines, or Standard Drills. We have a range of diamond core drill bits which are perfect for drilling different stone types. Including diamond core bits for granite and other stones including marble - if you are looking to drill worktop stone then we have the perfect drilling core sets for whatever stone you are working with. 

Many of our stone core drill bits are available in a range of sizes depending on the job. Our core drills bits range from 20mm through to 162mm.


Browse our wide selection of diamond stone core drill bits, engineered for high-performance drilling in granite, marble, concrete, and other hard materials. These core bits deliver fast penetration, long lifespan, and clean edges, making them the ideal tools for professionals in the construction, stone fabrication, and remodeling industries.


Applications of Diamond Core Drill Bits for Stone

Whether you're working on natural stone installation, plumbing projects, tile fitting or heavy-duty masonry drilling, our diamond core bits are designed to meet the most demanding requirements. Available in both dry and wet drilling options, they are compatible with handheld drills, angle grinders, and core drilling rigs.


Features and Benefits

  • High-concentration diamond segments for extended durability

  • Available in multiple diameters and thread types (M14, 5/8"-11, etc.)

  • Designed for wet or dry drilling conditions

  • Clean and chip-free holes with minimal vibration

  • Suitable for granite, marble, engineered stone, and concrete


Need Custom Sizes or Bulk Orders?

Looking for the right stone core drill bit for your specific application? Contact our experts for assistance or request custom manufacturing. We support OEM/ODM customization and offer competitive pricing for distributors and bulk buyers.


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Wholesale Diamond Core Drill bits for Stone and Tile directly from the manufacturer

Corediam diamond core drill manufacturer produce different core drill for stone market, Mainly used for drilling holes on stone and tile. Can be dry drilling or with water. Both OEM and ODM are available.


  1. Payment Terms: LC, T/T, Western Union,Paypal

  2. Min. Order Quantity: OEM is 100pcs MOQ .ODM 200PCS MOQ.

  3. Delivery time: 30days.

  4. Sample: Support.


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