Square Hay Baler MJSD140 is mainly used in gathering pasture, paddy and wheat straw. 1.The baler is adopted with Original knotter from Germany ... firm,the size of the bale is even.2.Much hay feeding, pick up cleanly, reduce losses, production efficiency is ... feed the straw by fixed electrical machinery, improve productivity and machine capacity . 5.small and vast supporting power(30hp-50hp Tractor ...