Set real world/local dimensions of the object by axes with scale deformation taking in account.
Fit one object to the other by size.
Build-in Reset Xform/Reset Scale functions.
Support 3dsmax 2018.1+
Instalation: Open 3dsMax - main toolbar: scripting - Install Max Creating Graph (.mcg) file - choose Set_dimensions.mcg - done
To use it create mesh object and add Set Dimensions modifier from modifier list
Enjoy!