We are specialized in all various kinds of maching part,precision parts,iron casting parts,ect. We can offer the maching parts according to all customers'requirements.1)material:stainless steel,carbon steel,alloy steel,stainless steel,aluminum.2)High good quality and long service-life.3)Good hardness and resistance to both high and low qualtiy.4).My company is a Sino-America joint venture,with ...