Mr.Zhang: 15190300100
Email: 812114431@qq.com
Material 316L For the both ends of screw thread, their symmetry should be keep in a line during lathing The curved surfaces would be reflected in the middle site
Mr.Zhang: 15190300100
Email: 812114431@qq.com
Contact person: Mr. Zhang
Phone: 0510-85860885
Mobile phone: 15190300100
Email: 812114431@qq.com
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