Tractor Mounted Disc Harrow

A disc harrow is a harrow whose cutting edges are a row of concave metal discs, which may be scalloped or set at an oblique angle. It is an agricultural implement that is used to till the soil where crops are to be planted. It is also used to chop up unwanted weeds or crop residue.harrow, farm implement used to pulverize soil, break up crop residues, uproot weeds, and cover seed.In agriculture, a harrow is a farm implement used for surface tillage. It is used after ploughing for breaking up and smoothing out the surface of the soil. The purpose of harrowing is to break up clods and to provide a soil structure, called tilth, that is suitable for planting seeds.A disc harrow mainly consists of disc, gang, gang bolt, gang central lever, spool or spacer arbor bolt, bearings, transport wheels, scraper and weight box. Disc: It is a circular concave revolving steel plate used for cutting a inverting the soil.