Durble Segment Diamond Core Drill Bits for Stone Granite Quartz Porcelain Countersink Drilling 1/2Gas (1)

SUBRILLI diamond core drill bits are made of high-quality diamond with a diamond segment for long life. They are designed for precision and accuracy, and are perfect for a wide range of drilling applications. The double segment design allows for faster and more efficient drilling, and the CNC finger milling bit ensures a smooth and precise finish. These drill bits are ideal for stone, granite, quartz, porcelain, and other materials, and are perfect for stock removal in sink holes in granite stone or concrete.

• PRECISION & DURABILITY: Made of high-quality diamond, SUBRILLI diamond core drill bits offer exceptional hardness and durability, ensuring long-lasting performance and precision in drilling.
• VARIOUS APPLICATIONS: These diamond core drill bits are suitable for various applications, including drilling holes in stone, granite, quartz, porcelain, and countersink holes in granite stone or concrete. They are perfect for stock removal in sink holes and creating clean and precise holes.
• EASY TO USE: Designed with a double segment design, the drill bits are easy to use and provide accurate and smooth drilling. They are suitable for both hand-held and drill machine use.
• DURABLE & LONG-LASTING: With proper care and maintenance, these diamond core drill bits can last for a long time, providing you with reliable and consistent performance.
• SPECIFICATIONS: Diameter of drll bit 12mm and 16mm, Thread 1/2gas