Ball Screw, Linear Guides, Linear Module manufacturer / supplier in China, offering Tbi Rolled Steel Accuracy Heavy Duty Ballscrew for CNC Machine Robot Router, Precision Rolled Rolling Ground Steel Miniature Mini Smallest Linear Thread Lead Set Ballscrew, High Precision C3 C5 C7 Linear Motion Ground Rolled Right and Left Hand Thread Big/Miniature Lead Steel Ballscrew with Match Nut for CNC Machine and so on.