The RCBS 88901 Turret Press features a rugged cast iron frame and can operate in both progressive or single-stage mode. In progressive mode, it can output between 50 to 200 rounds per hour. The heavy-duty construction minimizes springing, and the turret head is designed with a detent for positive alignment.Key FeaturesMaterial: Constructed from durable cast iron for long-lasting use.Operating Modes: Can be operated in both progressive and single-stage modes for versatility.Output Rate: Capable of producing 50 to 200 rounds per hour in progressive mode.Thread Pattern: Equipped with a 7/8"x14 thread pattern for compatibility with standard dies.