The Lightning Grouter Drill-Mate is designed specifically for flatwork. The 2 1/2-gal. hopper cleans up in less than a minute, and the auger-vibrator feed allows fast, accurate, and clean application with four steel nozzles. The portable tool is easy on operators’ backs, and has a 3-in. wheel for smooth rolling. The company offers a free two-week trial. Quikpoint Inc. 800-368-2292.