1-3/8 "APEXX Reverse-Thread Thin-wall CNC Core Bit w/ Inside Diamond Protection

Built with super-soft bond and highest-quality diamonds;

Work great on the hardest stones such as UltraCompact surfaces, natural quartzite and hard granite;

The brazed diamond inside of the thin-wall barrel makes it easy to take out the stone plugs after drilling holes;

Reverse 1/2"Gas thread fits Sasso K600, Park Saber and other left-hand-thread 5-Axis CNC machines;

Material: Natural Quartzite, UltraCompact Surfaces, Engineered Stone, Granite, Marble, Glass;

Wet use only;