Stone Core Drill Bit for Granite and Marble
Corediam is a professional diamond core drill bits supplier China specializing in high-performance granite diamond core drill bits wholesale. Our stone core drill bits are engineered for precise, chip-free drilling in granite, marble, engineered stone, porcelain, and tile. Available in diameters from 20mm to 162mm with M14, 5/8"-11, and other common threads, these wet dry diamond core drill bits for stone deliver fast penetration and long lifespan whether you use them on angle grinders, handheld drills, or core drilling rigs.
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
Our marble stone core drill bit price series excels in:
Natural stone installation and kitchen/bathroom worktop fabrication.
Tile fitting, plumbing projects, and heavy-duty masonry drilling.
Granite and marble quarrying or remodeling where clean edge diamond core bit for tile is essential.
Professional stone fabrication shops needing reliable diamond core drill bits for stone performance every day.
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.Contact us.
Features and Benefits
High-Concentration Diamond Segments: Premium diamond grit ensures extended durability and faster cutting speed on hard stone surfaces.
Clean Edge & Chip-Free Holes: Advanced segment design produces smooth, professional edges with minimal vibration – perfect for visible worktops and tile installations.
Wet or Dry Drilling Versatility: Works efficiently in both conditions, giving contractors maximum flexibility on job sites.
Multiple Thread Options: M14, 5/8"-11, 1/2" GAS and more – compatible with most standard machines.
Competitive Wholesale Pricing: Direct factory supply means lower cost without compromising quality.
Where to buy diamond core drill bits?
1. Corediam - A Leading Supplier
Product Range: Corediam offers a variety of diamond tools, including laser welded core drills, Diamond Saw Blades, diamond grinding cup wheels, and more.
Technology: The company uses advanced manufacturing equipment such as automatic pressing, sintering, and German Dr. Fritsch full-automatic laser welding machinery, ensuring high-quality production.
Quality Assurance: All products undergo rigorous inspection and adhere to the ISO9001 and European Union EN13236 standards for reliability and performance.
2. Global Sales Network
Countries Served: Corediam has expanded its export network to over 50 countries, including regions like North America, Europe, Middle East, Southeast Asia, and South America.
Strategic Partnerships in China: The company has established long-term partnerships with diamond tool distributors in China, enhancing its local and international reach.
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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