Lead Screw, Planetary Roller Screw, Linear Guide Module manufacturer / supplier in China, offering A6.35X1.27 Diameter 6.35mm Lead 1.27mm Acme Thread Trapezoidal Lead Screw, A6.35X6.35 Diá Metro 6.35mm Plomo 6.35mm Tornillo De Plomo De Rosca Acme, Tr12X3 Диаметр 12 мм Свинц 3 мм Латунная гайк and so on.