Profile: National Ball-O-Matic deals with ballsizing, tungsten carbide balls, wafers and ballizing equipment. We design & construct tooling and offer in-house ballizing production. Our ballizing is the forcing of a precision ground hardened tungsten carbide ball of a prescribed diameter through a slightly undersized hole. We deal with horizontal machines, shock absorber tube sizing machines and automatic fixtures. We also provide a variety of services, from engineering to ballizing production.