Composite Cutter Technology, Inc. (CCT) is a U.S.-based manufacturer specializing in polycrystalline diamond (PCD) and cubic boron nitride (CBN) cutting tools and wear parts. Founded in 1983 and headquartered in Illinois, CCT serves industries such as aerospace, automotive, medical, electronics, and woodworking. Their capabilities include precision machining, CNC services, and custom tool design using materials like steel, carbide, and specialty alloys.