... : 9hp, 13hp, 20hp, 38hp; gasoline and eletromotor, different cutting width and depth;Critical parts from American or Japanese: ... B&S engine, bearing, hydraulic drive;Good design and heat treatment guarantee machine quality;Change the drum assembly ... , Grooving floor for slip resistance;6, Floor clean and preparation;Parameter ModelHWS190HWS200HWS255Working Width190 mm200 mm255 mmWorking Depth3 mm6 ...