... blunt or flat TCT cutter, or flails, at high speed to chip away the surface of concrete, asphalt, and epoxy. Different style of ... you need. Quick-change drum design allows you change cutter in minutes.epoxy floor removalFeatures: A series of models: 9hp, 13hp ... axis, a drum, special heat treatment; with TCT blades. Easy to replace the drum assembly. 4, More gasoline engine for choice: 5 ...