... surfaces. ModelHMD-100Motor power (kw)2.2Work Dia. (mm)960Running Speed (rpm)100-170Pitch degree0-15Package size (cm)105*105*75Weight ... procedure and long service life.2, High working effectiveness and speed.3, Low noise.4, Safe,credibility and steady performance.5 ... -rust,anti-corrosion and beautiful.The machine has four blades. electric Power Trowel with CE,2.2KW