plough share 1)High quality,low price 2)Material 65 Mn 3)Usage kogoba,yanmar,John deer,foton,class,etc the plough share is used for agricultural cultivation and matched with tractor for plowing the uncultivated land for rice . The hardness is 45-55 HRC,material is 65Mn,andvarioussize and requirment is available. wecan also supply the plough parts,such as:plough share, plough wheel, plough chain and so on. welcome to our factory to visit and any sample or drawing is welcome .