... : 45-50 Ditcher blade for Power tiller, walking tractor, farm management machine1. ditcher blade2. Material: 65Mn manganese steel3. Heat ... tempered4. HRC: 45-50We can supply all kinds of farm machinery parts, such as ditcher opener, hoe,rotary tiller blade ... cultivators, farm management machine and walking tractors, and also we can manufacture blades as per your drawings. farm machinery parts, ditcher ...