Economy grade resin bond diamond. Light green color, irregular shape, medium tough and friable crystals. It is ideal for demanding high grinding rates amd long work life for cemented carbide parts, ceramics, PCD, etc.

Standard grade resin bond diamond. Light green color, semi-blocky shape, medium-high friablity, good self-sharpen ability. Recommended for wet and dry grinding tungsten carbide, ceramics, glass and other hard materials.

Premium grade resin bond diamond, it is high friable in our RGD family. Deep gray color, semi-blocky shape, perfect self-sharpen ability, high micron-chipping offers higher removal rates with lower power use. It is ideal for wet and dry grinding for tungsten carbide, technical ceramics, etc.