12mm By 1000mm Linear Motion Rod Chrome Shaft For 3D Printer CNC DIY Projects With Case Hardened Carbon Steel HRC55-62 Ra0.05-0.08 Finish Chrome Plating 0.01mm Tight Diameter Tolerance -0.01 To -0.03mm Length Tolerance

12mm x 1000mm Chrome Linear Motion Rod for CNC DIY
✔️ 1Pcs 12mm x 1000mm chrome-plated rod, hardened HRC55-62, Ra0.05-0.08

This precision linear motion rod is designed for smooth, straight travel in CNC machines, 3D printers, and automated equipment.

✅ 1Pcs per order
✅ Material: 45# carbon steel, hardness HRC55-62
✅ Chrome plating thickness ~0.01mm; Ra0.05-0.08
✅ Diameter tolerance -0.01 to -0.03mm
✅ Length tolerance ±0.1mm; Straightness ≤0.1/1000mm
✅ Chamfered ends C1.0-45° for safe handling

💡 What is a linear motion rod used for in CNC machines and 3D printers? This handy guide explains its role in precise axis guidance. - Provides straight, guided travel for linear axes with tight tolerances - Chrome plating protects against wear and corrosion for longer life - Chamfered ends simplify installation and reduce risk of injury

✝️