"daft money"
£84 (w/o postage) for a pair of easily the best bang for buck around esc. Each to their own I guess.
They do a smaller 30a version which could handle a drill motor each and that comes to £45 (w/o postage) Control would far surpass electronize.

Also you may have problems with cheap mixers and failsafing. Only a certain type failsafe. The cheap ones I've used just tend to go haywire when the TX gets turned off.