1,factory based 2,professional technicist 3,strict quality control 4,oem are welcomed Specification: Product: forged gear and shaft China manufactory Material: carbon steel, alloy, stainless steelProcess:open die forgingPort:shanghai/ningboInspection: NDTDelivery:30-43days after receiving the advanced paymentDeqian Hangzhou Forging Factory, located in Lin'an, Hangzhou, Zhejiang Province, China. ...