The M10 tank destroyer, formally 3-inch Gun Motor Carriage, M10 was a US tank destroyer of WW II based on the chassis of the M4. It was numerically the most important U.S. tank destroyer and combined a reasonably potent anti-tank weapon with a turreted platform. It was christened the Wolverine by the British, although unlike other vehicle names such as the M4 Sherman, the name was not adopted by American soldiers,who called it TD ( tank destroyer) .
T-54/55. The successor to the T-34, the T-55 was the primary Soviet tank of the Cold War era. Classified as a "medium tank," it is the most produced tank in the World. It saw service in many conflicts, including Vietnam, the Indo -Pakistani wars, the Arab - Israeli wars, the Iran- Iraq war and several conflicts in Africa. It is still in service with armies throughout the world. Known for being rugged and easy to operate, it's primary drawback is a lack of space for the crew.