Coastal Diamond is a leading manufacturer of superabrasive cutting and grinding wheels serving the US and International markets. We began in 1990 with one goal - to design, develop and produce diamond and CBN grinding wheels that exceed industry standards, backed by world class customer support. Coastal Diamond has consistently grown in size and and performance by focusing on our customers and helping them meet and exceed mission critical performance requirements. Wether you are sharpening a single edge or crafting the perfect finish on an aerospace project, we have tools, proprietary technology and experienced engineering that will keep you at the forefront of your industry.