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Cold drawn seamless tubes: the working cylinder and the liquid storage cylinder of the double cylinder hydraulic shock absorber are all made of precision steel pipe, and the installation ring is made...
Our Empty Glass Foundation Bottle is Made of high quality glass and plastic pump head. Adhere to the use of glass raw materials and eliminate the use of recycled glass for production. Glass bottle is...
Because tin is soft and malleable, chemically stable, corrosion-resistant, fusible, low friction coefficient, and non-toxic tin salt, tin and tin alloys have been widely used in modern defense,...