Just got this. You are correct. For the once in a blue moon job this kit is perfect! Why spend 3x more $$$ for something you're not going to use more then once every year or two? Great video!
SDS hammer drills are more expensive at Harbor Freight than just ordering similar Chinese made SDS drills directly from ebay. Plus you get all the SDS drill bits for free (which is not included in HF SDS hammer drills).