Ball Screw, Linear Guides, Linear Module manufacturer / supplier in China, offering High Precision China Manufacture Ball Screw Ballscrew and Nut for CNC Machine, Precision Ballscrew Rolled Ground Ball Screw (6mm-80mm) with Nut (SFNU SFS SFA SFH SFI SFY SFE SFK BSH) Tbi Size Miniature/Big Lead for CNC Router, Hot Sales Precision CNC Linear Motion Rail Guideway Block Bearing and so on.