What to mine with 6x1070 for the best possible Roi

Hi guys i am so new to mining. I am building my first mining rig with 6 MSİ Armor OC 1070’s and want to learn what is best coin to make the best roi ?

Mining profitability changes almost every hour. You can find out the information at https://whattomine.com/

mycryptobuddy, coinwarz, cryptocompare have good mining calcs too.
Note that they just give you estimates. Some pools can ret less whilst others ret more.