PCD cutting tool blanks 5μm, 10μm,25μm, 25+3μm, 30+2μm and mixed grain sizes available. In addition to grain sizes, the product options include polished or non-polished PCD surface, PCD layer thickness and carbide substrate thickness. cutting tool blanks are widely used for machining non-ferrous metals and alloys, such as aluminum, copper, aluminum/gray iron composites, as well as nonmetallic materials such as wood, chipboard, ceramics, plastic, rubber etc, where high abrasion resistance and good surface finish are required.