how i can get STEP / IGES ???

STEP / IGES in catia , solidworks , 3ds max , inventor pro .......

  1. Step 1:

    STEP / IGES in catia v5
    open file in catia v5
    and save as igs or stp

  2. Step 2:

    STEP / IGES in Solidworks
    open file in Solidworks
    and save as igs or stp

  3. Step 3:

    STEP / IGES in inventor pro
    open file inventor pro
    Export as Cad format

  4. Step 4:

    IGES in 3ds max
    open file 3ds max
    Export as File