Fan Blade, Direct, Propeller Dia. (In.) 10 in, Bore Dia. (In.) 5/16 in, Number of Blades 5, Blade Material Stamped Aluminum, Keyway (In.) 5/16 in, Number of Set Screws 2, Rotation Clockwise, Required Motor HP 1/25, Required HP @ Higher RPM 1/25 hp,...