... hrs:200-250 hrs Latest products in market 2013 farm cultivator bladecompany nature:tiller blade manufacturercompany history:since 1989Supplying high quality ... , Japan, Europe, USA, India, Middle East, Australia, etc.1)Material: spring steel, 65Mn, 60Si2Mn (Sup6), 28SiMnB2)Process: forged3)Heat treatment: normalized ... as per your requirements. Latest products in market 2013 farm cultivator blade