We offer a variety of professional Diamond Core Drill Bits or Diamond Hole Saws for your needs: Wet Diamond Core Bits, DRY Diamond Core Bits, Vacuum Brazed Diamond Core Bits and Electroplated Diamond Core Bits. They are widely used for core or non-core drilling of granite, marble, concrete counter tops and other type of stones. Our Dry/Wet Diamond Core Bits are widely accepted and used for drilling granite, engineered stone and concrete, while our Vacuum Brazed Diamond Core Bits and Electroplated Diamond Core Bits are most suitable for drilling marble, porcelain, ceramic, fiber glass and even metal.

Dry Segmented & Side Protection Core Drill Bit is the ideal Dry Granite Hole Saw for drilling through granite, stone, quartz, and more.

The Thin Wall Core Bit provides excellent performance on all natural and engineered stones. Its thin wall delivers fast cutting and its clever design minimizes chipping. It is equipped with wrench flats for easy installation.

Diamond Non-Core Drill Bit is a drilling tool with a hole through the center that let water flows and removes sediment stone chips. It is for anchor or blind hole applications.

The Vacuum Brazed Diamond Core Bits are very aggressive and are able to drill smooth holes with high precision. The brazed diamond core bits can drill holes without chipping on marble, glass, ceramic tile and other softer stones. They can be used to drill porcelain tile however life can be shortened significantly. The brazed diamond core bits have M14 or 5/8-11 thread for polishers and grinders. They last much longer than electroplated core bits. 

The Electroplated Diamond Drill Bits designed for use with conventional power drills on a slow speed setting with no hammer action and a constant supply of water. A real low cost solution for drilling holes in tile and stone for pre-installation or post-installation placement. These bits work great on marble, engineered stone, ceramic, porcelain and glass tile and panels. 

Shipment and Payment

Free Returns: If your item is faulty or we have sent you something different to what you ordered, return it to us in the original packaging within 30 days and we will give you a replacement or a full refund. (Shipping cost not refunded)

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OEM services: OEM/ODM service is available, such as logo engraving(free), painting color(free), and etc.

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