Casing tong Casing tong,hydraulic power tong,drilling machine,casing power tongs.casing power tongs TQ series of casing Tongs are widely used for making up or breaking out pipes or casings diameters of ~13 3/8 ~20,The tong heads are designed open type and can freely clamp and escape from the casing ,TQ Casing Tongs are safe ,reliable ,and easy to handle with high mobility .This series of tongs ...