... we hope can help every customer to find his ideal product !Blades Material:28SiMnB,60Si2Mn,65MnYancheng cross machinery manufacturing Co. Ltd ... are a professional pto shaft,tiller ,tiller blade,and casting product manufacturer with 10 years experiences, offering over 200 kinds of ... , http://www.sino-cross.cnProducts Showroom on Alibaba.com L shape type rotary tiller blade/cultivator blades