... 3.Doing reserch ability Our factory could be offered processing according the draw(Standard and unstandard),relevant Material : 20Cr.20CrMnTi. ... 30CrMo4,Q235A,Q215,Q195, SCr240(SCr22) ETC.Advantage of Factory:Supply ability:300,000-1,000,000 setsThe nice ... Enquirment Welcome to visit our company2. Photo of factory Bushing of gear box 27900087 Germany standard (We will according to customer's ...