Whole set $ 120 or Hammer-Drill only or minimum any 3 units set as:
Heavy Duty Hammer Drill METABO, 500W, Made in Germany, works,( rotate but need some TLC (probably - gear), $45
Cordless BLACK&DECKER, 12 V , no chardger, $15
Cordless 4.5V MAKITA, no chardger, $ 20,
Cordless PowerXT, 18V with chardger $15