A group of South Korean flour millers has bought 24,100 tonnes of US No 1 wheat from Itochu, traders said on Tuesday. Shipment has been set between November 15 and December 15 and buyers are Daihen Flour Mills, Daesun Flour Mills and Samhwa Flour Mills. A different group of South Korean millers bought 23,600 tonnes of US No 1 wheat from Columbia Grain International.