2 Pcs 8mm x 150mm Linear Motion Rods Shaft Guide, Case Hardened Chrome Plated Linear Rail Shaft for 3D Printer, DIY, CNC - Metric h8 Tolerance

Specification Material：Carbon Steel(GCr15) Diameter：8mm Length：150mm Hardness：HRC58-HRC64 Surface Chrome thickness：15um-20um Metric：G6 Tolerance Color: Silver After-Sales Guarantee 1.We are committed to meeting the shopping needs of every customer. 2.If you have any questions about the product, please feel free to contact with us and we will be pleased to answer them for you.

• Material: The linear motion rod is made of carbon steel, with a surface plated with chromium (10um-20um), high hardness, and anti-corrosion and rust prevention.
• Practical design: The chamfered design at both ends makes it easier to install linear bearings and will not harm fingers during installation.
• Easy to use: Acts as a round steel shaft with linear support blocks and enclosed sliding units, suitable for high-speed, low-noise, and high-precision equipment.
• Product content: 2-Pack 8mm x 150mm linear motion rods shaft, Diameter 8mm, tolerance -0.005mm to -0.03mm ( 7.995mm - 7.97mm), length 150mm, tolerance ± 0.5mm ( 149.5mm - 150.5mm ).
• Widely used: linear motion rod is suitable for various fields such as 3D printers, CNC machine tools, automated machinery, injection molding machines, engraving machines, etc.