... :2000, TS16949 OEM PRODUCING OF METAL PRODUCTS STANDARD:DIN, ISO,JIS,AISI 1. Standard: DIN,ISO,JIS,AISI2. Size M3-M563 ... NINGBO LONGTENG METAL MANUFATURING CO., LTD professionally manufactures precious shaft, pins, shaft, bushing,nuts, bolts, screws accordance with the standards ... , AISI and JI. We especially have advantage at non-standard hardware. Our company founded in 1995, situated at NINGBO ...