... per customers' requirements. SUPREME PCD Cutting Tool BlanksTM are available in 5 micron, 10 micron, 25 micron, and so on, ... copper, aluminum, alloy ), finish processing of non-metal materials (porcelain, synthetic fibre, graphite materials), and wear resistance materials for surveying instruments ... longer than that of traditional sintered carbide cutting tools. Made in China PCD cutting tool blanks