Carbide rods with the kind of internal cooling hole can provide much more efficient chip evacuation and deeper hole making capabilities, widely used in drills, reamers, carbide holders. We supply both unground and ground carbide rods with one cooling hole in varied grades. If you would like to learn more about our carbide grades, please click on the link below to browse the grade page.

A comprehensive standard selection of carbide rods with one straight cooling hole in various dimensions is available in the below tables, but other sizes, tolerances & configurations also available on request.