mounted disc plough which is capable of handling any type of plouging jobs, Outstanding penetration performance can be obtained even in extremely hard ground and soil with large roots and other obstructions. We have a built-in depth control which controls the soil depth of sticky and sandy soil. The under frame and unit to unit clearances adequately copes with the trashy conditions; perfect alignment of the stub beams carrying the disc bottoms is maintained by virtue of the frame construction.