Kemet Ruby Stones are made from sintered crystals of synthetic ruby, and are extremely hard and resistant to wear. They have outstanding ability to maintain shape which is particularly important for the highest quality finishing of work with intricate detail. Ruby Stones are suitable for use in Ultrasonic Polishing Machines. Also used for gentle edge honing of Tungsten Carbide tools.
Kemet Super Diamond Stones
Similar to Super Stones available in a range of impregnated diamond grits; being diamond these have the ability to cut the hardest materials. The abrasive is granular, so they will also cut on the sides.