Used for deep ploughing in root-infested, sticky, stony, and hard soils. Mixes remains of crops and weeds throughout the depth of ploughing, hence ideal for rain-fed areas for checking soil erosion by water and wind.Spring loaded floating rear furrow wheel controls the side draft to ensure straight work and ease of handling by smaller tractor.Re-greasable Taper Roller Bearings in disc hubs. angle adjustable to vary the penetration with varying soil conditions.