12mm Smooth Rod Stainless Steel Smooth Rod High Precision Linear Motion Rod for 3D Printers & CNC Machines

12mm Smooth Rod Stainless Steel – High Precision Linear Motion Shaft for 3D Printers & CNC Machines

The 12mm Stainless Steel Smooth Rod is a premium linear motion shaft engineered for 3D printers, CNC machines, robotics, and industrial automation.

• Made from chrome-plated high-carbon stainless steel, this precision-ground linear guide rod ensures smooth, accurate, and long-lasting performance.
• Whether you’re a DIY enthusiast or a professional maker, this linear rail replacement shaft provides high stability and seamless compatibility with linear bearings (LM12UU) and other motion components.

Specifications of 12mm Smooth Rod

• Material: Chrome-plated high-carbon stainless steel (Linear Shafting Material)
• Dimensions: Diameter: 12mm (smooth shaft)
• Grade: 409 SS – Industrial quality stainless steel
• Available Lengths: 400mm, 600mm, 1210mm (cut-to-size available)
• Precision Design: Polished surface finish for low-friction linear motion
• Durability: Wear-resistant construction ensures long-term usage in demanding environments
• Variants: Also available in 10mm linear rod and 8mm smooth rod

Key Features of 12mm Smooth Rod

• High Precision & Stability
  Ensures accurate and repeatable linear movement for 3D printer axes, CNC engraving machines, and robotics systems.
• Robust & Corrosion-Resistant
  Manufactured from stainless steel with chrome plating, providing rigidity, wear resistance, and rust protection.
• Versatile Applications
  Functions as a linear guide shaft in 3D printers (X/Y/Z-axis motion) and as a CNC linear shaft for tool positioning.
• Strict Quality Control
  Each stainless steel round bar is tested for straightness, tolerance, and surface finish, ensuring smooth sliding with linear ball bearings.

Applications

• 3D Printers: Provides smooth print head and bed movement for precise layer alignment.
• CNC Machines: Ensures accurate tool motion for cutting, drilling, and milling.
• Robotics: Ideal for robotic arms, gantries, and motion systems requiring reliable linear shafts.
• Hydraulics & Automation: Works effectively as a linear support rod in industrial automation setups.

Package Includes

• 1 × 12mm Stainless Steel Smooth Rod (400mm / 600mm / 1210mm).