1.Made of high quality carbon steel material, the magnet can be sucked firmly.
2.With Nickel plating in the surface, which can effectively prevent rust.
3.Used CNC machine molding, to ensure the product accuracy.
8 x Ball Screw
8Pcs 13MM-M4*1 35mm Length Steel integral CNC Ball Screw for Delta Kossel Rostock 3D Printer Part
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