tar gzip backup command on windows

Dear  all

i would like to backup from 2 drives using command line on windows.

i heard about gzip and tar

doest anyone could help me to show how it works?

Example1.bat

tar -cv --file=backup.tar d:/data*
gzip -9 < backup.tar > backup.tar.tgz
del backup.tar
when i do that , it's says "tar is not recognised as internal command"
im on server 2012
thanks