Features:

1)material:silicon manganese steel,65mn,60si2mn

2)process:forged

3)heat treatment:normalized-hardened and tempered

4)hardness:38-45hrc,such as gn12 is225 s195 s245

5)for tillage,harrowing,soil breaking,weeding and deep ploughing work hours:300-400 we have been supplying high quality tiller blade assembling with various cultivators and tractors ,exporting to some countries. you may send your drawing or samples for accurate offers.Surely we can produce as per your requirements