The key specifications of the Wing Fan Ø 610 MM /3 Leaf 19.2 MM Bore are — Fan Type: Cooling tower Fan; Fan Diameter: Ø610 mm; Leaf Material: PA; Material of Hub: Aluminium. These specifications are based on the standard GEM Equipments design; always verify against your machine's requirement before use. GEM Equipments Pvt. Ltd., established in 1984 and ISO 9001:2015 certified, is one of India's leading manufacturers of compressed air dryers, cooling towers, industrial chillers, and compressed air treatment accessories, based in Coimbatore, Tamil Nadu.