Piranha Abrasives PAVBDB Coring Bits The PAVBDB Coring Bits have been specifically engineered for use with variable-speed grinders. With a range of 6 mm to 130 mm, this extensive line provides unmatched accuracy and adaptability to meet various drilling requirements. Features The bits' cutting-edge vacuum brazed technology guarantees a strong bond between the diamonds and the bit, providing outstanding cutting performance on a range of materials Allows the user to modify the drilling speed to suit the unique requirements of various materials, guaranteeing the best results and extending the coring bits' lifespan The design places a strong emphasis on durability to make sure that these coring bits can survive the rigorous requirements of variable speed grinding applications Offers the adaptability required for diverse applications Provides excellent performance, regardless of whether you're a professional tradesperson or a do-it-yourself enthusiast Designed to be used with a variable speed grinder For dry and wet cutting