3-point mounted offset disc harrow: 1,working width:1.8m; 2,working depth: ... 140mm; 3,disc diameter:560(610)mm. 3-point mounted offset disc harrow Products Description:1BJX medium-mounted harrow is suitable ... company include: Qingquan brand disc harrow, disc plow, mouldboard plow, rotary tiller, potato planting (harvest) machine, cultivator, subsoiler, seeder, leveler, ridger ...