Stainless steel screw nut manufacturer / supplier in China, offering DIN975 Black High-Strength Fully Threaded Rod Screw Thread Rods, Custom High Strength 8.8 Grade Carbon Steel Threaded Rod M10 Full Thread Stud Black Zinc Plating Rod M2-M24 with Plain Finish, All Sizes DIN986 Prevailing Torque Type Hexagon Domed Cap Nuts with Nonmetallic Insert and so on.