Two Pack 6mm By 300mm Linear Motion Rods For 3D Printers And DIY CNC, Chrome Plated Case Hardened Shaft Guides, High Precision Rails With 0.1 mm Straightness Per 1000 mm, Ra 0.05 To 0.08, Hardness HRC55 To 62, Diameter Tolerance Minus 0.01 To Minus 0.03

Two-Pack 6mm x 300mm Linear Motion Rods for CNC
✔️ 1 pair of 6mm x 300mm rods, chrome plated, HRC55-62, Ra0.05-0.08

Two-pack 6mm x 300mm linear motion rods are built from 45# carbon steel and chrome plated for precision. They’re ideal for CNC machines, 3D printers, and other DIY automation projects needing smooth, straight guidance.

✅ Material: 45# carbon steel
✅ Hardness: HRC55-62
✅ Surface roughness: Ra0.05-0.08
✅ Straightness: 0.1 mm per 1000 mm
✅ Chrome plating thickness: ~0.01 mm
✅ Diameter tolerance: -0.01 to -0.03 mm
✅ Length tolerance: ±0.1 mm
✅ Chamfered ends: C1.0-45° on both ends
✅ Pack size: 2 rods

💡 What is a linear motion rod used for in cnc machines and 3d printers? This handy component provides precise linear guidance in automated systems. - High-precision tracking for carriages and sliders - Chrome-plated steel reduces wear and corrosion - Common in CNC machines, 3D printers, engraving and molding equipment

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