2Pcs 6mm x 400mm (0.236 x 15.74 inches) Vigorous Linear Motion Rods, Case Hardened Chrome Shaft Linear Rail Guide Shaft for 3D Printer, DIY, CNC - Metric h8 Tolerance

描述

⚙️ Elevate your DIY game with precision-engineered linear motion rods!

This pack includes two 6mm x 400mm linear motion rods made from case hardened 45# carbon steel with a hardness rating of HRC55-62. Featuring a tight metric h8 tolerance, chamfered safety ends, and a smooth chrome plating, these rods deliver exceptional straightness and durability for CNC, 3D printing, and other precision machinery applications.