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Precision Linear Motion Components

High-performance ball screws, lead screws, linear guides, actuators, and custom motion solutions for industrial automation, robotics, CNC machinery, and advanced engineering applications.

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Lead Screw Precision

About Auto Linear Motion

Auto Linear Motion (ALM) is a leading manufacturer and supplier of high-precision linear motion components. With years of engineering expertise, we deliver reliable, durable, and accurate solutions for demanding industrial environments.

Our product portfolio includes ball screws, lead screws, linear guides, actuators, motors, and accessories designed for CNC machines, automation systems, medical devices, aerospace, and robotics.

C3, C5, C7 Precision Grades
Custom & Standard Solutions
Global Distribution
ISO & Quality Certified

Our Precision Products

Engineered for performance, durability, and accuracy. Explore our range of linear motion components trusted by engineers worldwide.

Trapezoidal Lead Screw

Trapezoidal Lead Screw

  • Diameter: 8mm
  • Lead: 8mm (4 Starts)
  • Thread: Tr8x8
  • Material: Stainless Steel
  • With Anti-backlash Nut
High Precision
ACME Lead Screw

ACME Lead Screw

  • Diameter: 3/8 inch
  • Lead: 4 TPI
  • Thread: ACME 2G
  • Includes Round Flange Nut
  • High Load Capacity
Heavy Duty
Stainless Steel ACME Screw

Stainless Steel ACME Screw

  • Diameter: 1/2 inch
  • Lead: 4 TPI
  • Material: SS304
  • Corrosion Resistant
  • Cylindrical Nut Included
Corrosion Resistant
Mini Lead Screw

Mini Lead Screw

  • Diameter: 5mm
  • Pitches: T5x0.5 to T5x15
  • Precision Ground
  • Compact Design
  • Ideal for Micro Positioning
Miniature
Cross Roller Guide

Cross Roller Guide

  • High Rigidity & Load Capacity
  • Low Friction Movement
  • Precision Ground Rails
  • Preloaded Rollers
  • Smooth Linear Motion
High Load
Ground Metric Lead Screw

Ground Metric Lead Screw

  • Accuracy: 0.004mm/100mm
  • Thread: M5x0.8, M6x1
  • Grade: C3, C5
  • Ground Thread for Precision
  • Low Backlash
Ultra-Precision
Anti-backlash Nut Lead Screw

Anti-backlash Nut Lead Screw

  • Eliminates Axial Play
  • Adjustable Preload
  • Improved Positioning Accuracy
  • Long Service Life
  • Customizable Design
Zero Backlash
Bi-directional Lead Screw

Bi-directional Lead Screw

  • Right & Left Hand Threads
  • Synchronized Dual Movement
  • Used in Clamping & Spreading
  • High Torque Transmission
  • Custom Lengths Available
Dual Direction
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Why Choose Auto Linear Motion?

We combine advanced engineering, strict quality control, and customer-focused innovation to deliver motion solutions that perform.

High Precision

C3 to C7 grade components with micron-level accuracy for critical positioning applications.

Durable Materials

Stainless steel, hardened alloy steel, and corrosion-resistant coatings for long service life.

Custom Solutions

Tailored designs, lengths, threads, and mounting options to meet your exact requirements.

Industrial Grade

Engineered for CNC, automation, robotics, and high-cycle industrial environments.

10,000+
Components Shipped Annually
50+
Global Countries Served
99.3%
On-Time Delivery Rate
15+
Years in Industry

Applications

Our components power precision systems across industries where reliability and accuracy are critical.

Industrial Robotics

Precision joints, linear actuators, and motion control systems for robotic arms and automation cells.

Semiconductor Equipment

Ultra-precise positioning stages, wafer handling, and inspection systems requiring sub-micron accuracy.

CNC Machines

Ball screws and linear guides for milling, turning, grinding, and laser cutting machines.

Medical Devices

Reliable motion in imaging systems, surgical robots, lab automation, and diagnostic equipment.

Aerospace & Defense

High-reliability actuators and positioning systems for avionics, testing, and simulation.

Automotive Testing

Linear actuators for durability testing, component simulation, and automated assembly.

Support & Resources

We provide comprehensive support to ensure your success—from technical documentation to expert guidance.

Product Catalog

Download our full product catalog with specifications, dimensions, and performance data.

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FAQ

Find answers to common questions about installation, maintenance, and selection.

View FAQ

Instructional Videos

Watch installation guides, product demos, and technical tutorials.

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Contact Us

Have a question or need a custom solution? Visit our official website to get in touch with our engineering team.

Visit Official Website

Auto Linear Motion (ALM) provides high-quality linear motion components globally.

All inquiries and orders are handled through our official website.

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