M14 Quartz Hole Expanding Brazing Diamond Drill Bit

1. Standard M14 threaded interface, suitable for common power tools such as angle grinders, stable clamping, easy operation, meeting various construction needs.
2. High-strength brazing technology is used to fix diamond particles, suitable for high-hardness materials such as quartz, granite, concrete, and tiles, with sharp cutting without sand dropping.
3. Supports dry punching, no water cooling required, fast hole cutting without edge collapse, improves construction efficiency, and is especially suitable for on-site decoration and finished product installation.