The Baby Mammoth 800 - 4H 4 head gear driven, planetary and counter rotating unit. The first true grinder/polisher on the market with the best of both worlds combined into one mid sized versatile machine. The Mammoth 800-4H features: 10 H.P. Motor, 220 1 Phase, with a 27" sweep, a 8GL water Tank and weighs in at 748LBS. Optional Propane model is available.