... wish,thickness from 3-12mm,HRC 38-44 Our disc blade are made of 60Si2mn,finishing:paintedHRC 42-50,The ... Tractor,trailer, Rotavator, Disc Plough, Grain Augers, Disc Harrow, Blade, Harrow Cart, Mower, Rear Blade, Root Bake, Box Scraper, Spreader, Rake, Subsoiler, Grain ... on. Also supply many different spare parts,like disc blade,tiller,chooper blade,cutter base,S-tine,spider wheels, Finish and ...