1.concrete saw with NSK bearing. 2.Excellent performance,easy to start-up, easy op.eration 3.stable ... for strength,durability,and performance.whether cutting concrete or asphalt,the reinforced steel box frame ... technical dataOur advantage:1.canbe coupled to electric motors,,gasoline engines,diesel engines,flexible shaft pumps 2 ... we can supply on-line service concrete saw cutting machine with CE 13.0HP