Diamond dresser is used for a very precise and clean-cut surface grinding. This dresser is made by sintering together a selected diamond crystal with a metal matrix in a steel shank. The tool gives best quality output to slab through the toughest surface. We have years of experience working with drilling machine accessories and promise user satisfaction. With free shipping over bulk buying, we offer the best deals for core and drill bits. Our prices are extremely economical with a promise of highest quality material and best value for your money.