Specification Brand : uxcell BulletPoint1 : Size: 6mm diameter and 250mm length motion guide shaft rod. BulletPoint2 : Material: Material: Made of C45 carbon steel, chromium plating surface, durable and corrosion-resistant. BulletPoint3 : High Precision: The straightness is below 0.1/1000mm, and the hardness can reach 58-64 HRC. BulletPoint4 : Smooth and Precise Linear Movement: Linear motion rods are commonly used in industries such as automation, robotics, machine tools, and 3D printing. They serve as support structures for linear bearings, allowing them to move smoothly and accurately. BulletPoint5 : Application: Use with linear support blocks and enclosed sliders. Suitable for 3D printers, CNC machines, robots, automated machinery, molding machines, engraving machines, etc. Color : As Shown ExternallyAssignedProductIdentifier1 : 0671952644804 ExternallyAssignedProductIdentifier2 : 671952644804 ItemForm : Rod ItemName : uxcell 4 Pcs Linear Motion Rod Shaft Guide 6mm x 250mm (0.236" x 9.84") Case Hardened Steel Chrome Plated, Metric Linear Rail Rod for 3D Printer, CNC Machine ItemPackageDimensions_Height : 0.59 inches ItemPackageDimensions_Length : 12.2 inches ItemPackageDimensions_Width : 1.97 inches ItemPackageQuantity : 1 ItemShape : Rectangular ItemTypeKeyword : linear-motion-guides Manufacturer : uxcell Material : Carbon Steel NumberOfItems : 2 PartNumber : f24020600ux0258 ProductDescription : Material: Made of C45 carbon steel, chromium plating surface, durable and corrosion-resistant. High Precision: The straightness is below 0.1/1000mm, and the hardness can reach 58-64 HRC. Smooth and Precise Linear Motion: Linear motion rods are commonly used in industries such as automation, robotics, machine tools, and 3D printing. They serve as support structures for linear bearings, allowing them to move smoothly and accurately Application: Use with linear support blocks and enclosed sliders. Suitable for 3D printers, CNC machines, robots, automated machinery, molding machines, engraving machines, etc.