... quality 2 3 point hitch,easy to install and remove 3. high work efficency 4. good quality ... trencher, 1.Suitable for planting Yam, Herbs and other plants, and underground pipes, underground cables. 2. Working width ... gear box, transmission chain, ditching cutting root and sub-soil..Ditching good qualitycan be as narrow as ... m, straight ditch, steep-walled, labor and excavators can not be out of this ditch