10mm Linear Motion Rod Shaft Guide Set, 500mm Long, Case Hardened Chrome Plated, Precision H8 Tolerance, High Strength 45 Steel, 2 Pack for 3D Printer, DIY CNC Machinery, Built Tough and Smooth

10mm Linear Rail Shaft, 500mm, Hardened Chrome, 2-Pc Set
✔️ 10mm dia x 500mm rail (0.39 x 19.7 in), 58-64 HRC, 2 pcs

These precision 10mm x 500mm rail shafts are case-hardened carbon steel and chrome plated for long life and smooth, accurate motion. Built for CNC machines, 3D printers, and automated equipment, they provide reliable guidance and support for moving components.

✅ Dia x length: 10mm x 500mm (0.39 x 19.7 in)
✅ Material: high-quality carbon steel C45
✅ Hardness: 58-64 HRC
✅ Tolerance: metric h8; straightness ≤ 5 μm/100 mm
✅ Chrome thickness: 15-20 μm
✅ End chamfered for easy bearing installation
✅ Includes: 2 shafts

💡 What is a 10mm linear shaft used for in CNC and 3D printers?

These handy guides keep moving parts aligned for precise, smooth motion.

- They provide straight guidance for linear motion systems in machines. - They support higher loads while maintaining accuracy and reducing play. - They improve surface finish and positional repeatability in prints and cuts. - They simplify assembly and maintenance for DIY projects.