【Laser weld technology】Crown Diamond Segments with Premium grade has high efficiency,Grits 25/35 more aggressive and durable
【Vacuum Brazed Diamonds on the outside Core Design 】Offers clean cut & steel core protection. to help with the drilling process by hand.and if you need to make the hole just a little bigger and to clean up the hole as well.
【Application】Recommended Materials: Granite, Quartz, Quartzite, Marble, Engineered Stone and other stone.
【Machine】Widely used in Angle Grinder.Recommended 6000 RPM,Max 10000,Use: Dry or Wet