Hydro Extractor (Heavy Duty) Hydro Extractor (Heavy Duty) SVGM non -coaxial Hydro Extractors are well known for their sturdiness and ability to perform longer period without any maintenance. unique Three cantilevers.help the machine functioning noiseless even in case of uneven loading. the drive is controlled by a Frequency drive that regulates the machine speed so that the machine start at a low speed and then gradually increase to the maximum speed. the externally mounted motor & V Belt drive allows easy maintenance. Capacity 30kg, 50kg, 90kg, 120kg 550kg, &900kg.