Profile: Cenco Grinding Corp. is involved in the production of drill blanks. We machine many different types of materials, such as all types of stainless steel, tool steel, drill rod and high speed steels. We supply various services that consist of centerless grinding, O.D. grinding and I.D. grinding. We specialize in high speed steel drill blanks of all sizes from .005" to 3.500" in diameter with a .0002 tolerance and lengths up to 60".