Diamond and cubic boron nitride (CBN) are known as Tools for Stones. Wheels and tools made with these abrasives are used in high end applications. CUMI is present in this segment, through its joint venture Wendt India Ltd., Bangalore, India.

Diamond and cubic boron nitride (CBN) are known as Tools for Stones. Wheels and tools made with these abrasives are used in high end applications. CUMI is present in this segment, through its joint venture Wendt India Ltd., Bangalore, India.