The redesigned Colossos boasts an extra 100 lbs in weight, Easy Tilt mechanism that allows a 135-lb person to tilt the machine, and new trackless 8-in. Plug ‘N Go plates. New features allow operators to flatten a floor or follow a wavy floor with the same tool, and polish from cream to exposed aggregate—within 1/8-in. (3mm) of walls. WerkMaster Industries. 866-373-9375.