Fr platoon pack 5 Hotchkiss H39 tank5 models The logical development of the earlier Hotchkiss H35, which itself was well armoured for the time, but was armed with a low velocity and calibre of 21, which was hopeless in both accuracy and armour penetration. The H39 had a better speed and a 37 L33 main gun with good armour penetration and was supplied from 1938 and over 1200 were produced. (though some were equipped with the old 37mm main gun) The H39 operated in conjunction principally