Two Pack 6mm By 400mm Solid Case Hardened Chrome Plated Linear Motion Rods For CNC DIY Projects, 3D Printers, Model Cars And Planes, Built Tough For Smooth Precise Movement

Two-Pack 6mm x 400mm Chrome-Plated Linear Motion Rods
✔️ 6mm x 400mm, 45# steel, hard chrome plating, HRC58-60

This two-pack consists of 6 x 400 mm linear motion rods (0.24 x 15.75 in) with solid case-hardened, chrome-plated finish. Ideal for CNC machines, 3D printers, engraving, and automation projects where precise, smooth guidance is needed.

✅ Size: 6 x 400 mm (0.24 x 15.75 in) OD x L
✅ Material: 45# steel, chrome plated for rust and wear resistance
✅ Surface hardness: ~HRC58-60
✅ Finish: chrome plating delivers low friction and long life

💡 What is a linear motion rod used for in precision DIY systems? A handy explanation of its role in moving components with accuracy. - Supports guided, straight movement in CNC machines, 3D printers, engraving machines - Works with bearings and linear slide units to reduce play and wear - Chrome plated, hardened steel resists rust and maintains long-term precision

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