... bushings, ejector pins,piercing punches,ejector sleeves, die inserts,carbide pins,sprue pushing,locking blocksdie ... parts Applied in automobile die, precision plastic mould,punch die,air conditioning fin die, semi-conduct encapsulation ... , DAYTON Processed andTesting EquipmentsCenterless grinder, surface grinder,internal grinder, cylindrical grinder,inneraperture grinder, Quadratic elementCNC grinding ...