Dad always believes in doing his work without seeking help of a second person around. Jokingly we call him the handyman, and if you have a dad similar to what we just spoke about, you would want to get him Christmas gifts for dad he would cherish.
Needless to say he loves power tools, and you should get him one which would have the perfect combination of driver combo and drill. Having said that we feel The Milwaukee Combo 2691-22 18-Volt Compact Drill and Impact Driver Kit would be one of the best Christmas gift ideas, you could gift him.