... has multi-function as trenching, hilling up, ridging and rotary tillage etc. It’s mainly used in Ginger, Onion ... by changing different size blade40Ridging height25cm-35cm, adjustable5)Rotary tillage width70cm6)Rotary tillage depth≤20cm7)Overall size1650*700*917mm8)Reference ... one narrow for wet ground)Optional Supply Scope: 1) rotary tillage blade2) single side ridging blade(for ridges made) ...