Products with large power saws, cutting vibration, high efficiency, low cost advantages logging. Has become a chain saw Harvesting of forest leading hand-held machinery. Chain saw spring and shock absorber system uses high-intensity damping rubber shock absorber. Sprocket tooth form is positive, so that the chain assembly more simple and convenient! Good and reliable electrical fire equipment, fuel supply system using adjustable oil pump. Super tough 5200 chain saw, but also engaged in tree pruning, aniseed take wood, accident rescue.