... forging ,punching technology, a complete set of technological equipment and testing facilites. Our products sell well in Europe, America ... , Canada, southeast countries and areas..Wrecking Bar, Carbon Steel, forged ends, hardened & tempered ends, ... Mn steel/U71 Mn steel 3.Produce process:Heat treatment and drop forged;Hardened & tempered. 4.Finish:Sandblast/Baking ...