Would i need a
RC speed control Microprocessor 15A
http://www.technobots.co.uk/acatalog/Online_Catalogue_Electronize_Speed_Controllers_351 .htmlhttp://www.technobots.co.uk/acatalog...Speed_Controll ers_351.html
and a
RC speed control Microprocessor 15A Vreg
http://www.technobots.co.uk/acatalog/Online_Catalogue_Electronize_Speed_Controllers_351 .htmlhttp://www.technobots.co.uk/acatalog...Speed_Controll ers_351.html
what is the Difference in the 2

Would 2 RC speed control Microprocessor 15A Vreg work?

I have the batterys, reciver and two drill motors,I am just confused about the speed controllers