Machining Parts, Hardwares, Screws manufacturer / supplier in China, offering China Precision Plastic Nylon/POM/PTFE/Peek/PPS/Phenolic/Ultem (PEI) Step Sleeves/ Shoulder Washers, Custom Fiber-Reinforced Plastics Shoulder Washers, CNC Precsion PTFE with Glass Fiber Step Washers, Custom Precsion Fiber-Reinforced Plastics Shoulder Washers, PTFE with Glass Fiber Fasteners and so on.