lead screw rods 1.Material: C45 2.Weight:230g 3.Type: ... 4.Surface: zinc plated High quality cnc machining small hexagon lead screw rods Our Advantages :Over 12 years experienceHigh quality control ... equipments:CNC machining center, CNC lathe, grinding machine, automatic lathe machine, conventional lathe machine, milling machine, drilling machine, EDM etc4) Our services:Machining, Turning, Milling ...