About This

【Package Includes】5/8-11 Thread total 9pcs: 1/4", 1/4", 4/5", 1", 1 3/8", 2"(6/6/20/25/35/50mm) diamond core drill bits，1pc 2"(50mm) Chamfer Bit，1pc triangle shank adapter and 1pc 4.5"(115mm)diamond cutting dics
【Advanced Cooling & Debris Removal】Cooling wax pre-installed in smaller bits (6-10mm) for heat reduction and smooth dry drilling. Lightning teeth design (4mm wide) with 2-3 optimized slots for rapid chip ejection and heat dissipation—prevents clogging and overheating
【Wide Compatibility】Dry drilling/grinding/trimming/cutting of various materials such as porcelain, ceramic tile, granite, marble, stone, concrete and so on. Multiple sizes of drill bits to meet different needs
【High-quality Diamond】Made with high-quality steel and premium diamond coating for faster cutting, extreme durability, and long service life. Works dry or wet (wet use recommended for extended bit life and smoother cuts)
【Machine】Compatible with most Angle grinder(6,000–11,000 RPM).Use the SDS/HEX adapter(in our bag) to switch freely between the Hand Drill and Angle Grinder.