WW2 Tanks

Anyone knows where I can find links for German and Russian WW2 tanks in OBJ format?
I am looking for the following models:

  • Panzer IV
  • Panther
  • Tiger
  • King Tiger
  • Jagdpanther
  • Jagdtiger
  • Elefant Ferdinand
  • T-34-85
  • IS-2
  • IS-3
  • SU-85
  • SU-100
  • SU-122
  • SU-152