Vacuum Brazed Diamond Drill Core Bits 50mm Hole Saw Opener M14 Thread High-Quality Diamond Material Fast Drilling Large Displacement Cutting Design Suitable for Marble Granite and Other Stone

Introducing our Vacuum Brazed Diamond Drill Core Bits designed for efficient and precise drilling in marble granite and other stone materials. Made from high-quality diamond material these drill bits offer fast drilling speeds saving time and effort while improving work efficiency. The large displacement cutting design ensures sharp and fast drilling performance. With a hole diameter of 50mm and a total length of 60mm these bits are equipped with an M14 female thread making them highly practical for various applications. Their stable structure and excellent performance guarantee a long service life making them an essential tool for any stone drilling project.