lead screw CNC machining parts. Metal product ,hardware product , industrial product OEM service as per request 1. we can produce different kinds of lead screws ,bolts and so on. if you are interested in our lead screw, please contact with us.2. lead screw3. standard: DIN standard4. size:M6-M1005. Ningbo Beilun Hai Tuo Mechanical Making Co., Ltd. We operate the lead screws over 10 years.And our ...