Mandrel Polishers

Mandrel Polisher.png

Pioneer's Mandrel Polishers serve the purpose of polishing mandrels used in the downhole drilling industry. These machines, equipped with an electric motor, turn mandrels sized 4 3/4" OD - 11" OD, polishing fits with a leather belt and diamond paste. 

This innovative design is a Pioneer Iron Works original. Bed length can be modified as required.