... plough disc, harrow disc, disc blade, plough blade, disc plough blade, disc harrow blade, plough disc blade, harrow disc blade ,notched disc blade, notched plough disc,, notched ... .productShow(); oProductShow.init( { 'aImgSrc': aBigImageSrc } ); } )(); plain and notched disc plough blade with hardness above 40 HRC