This is an inquiry message about cooling fan in the 108th China Canton Fair. (这是一条买家关于"cooling fan"的询盘信息,来自第108届中国广交会。)Inquiry Message (询盘信息) cooling fan I am looking for cooling fan material stainless steel,can be aluminum hub. Diameter 3.750 Hub Od .558 Also another possibility is a composite blade. Contact Info (联系信息) Betty Vukovcan 32501 Company: Supercooler LLC E-mail: betty@supercooler.us betty@supercooler.us