Metric Series

Thomson’s Metric Series features internal ball returns, integrated wipers, various mounting configurations (flange, v-thread, cylindrical), and high accuracy precision ball screws. Covering efficient, cost-effective solutions in a small envelope to high precision and high performance with patented precision screw forming technology, we can suit just about any application need.

Miniature Precision Rolled

An efficient, cost-effective solution in a small envelope - ideal for use in small spaces. Available in two nut styles, providing optimum performance in low and high lead assemblies. Ideal for laboratory, semiconductor, and medical applications.Learn more about Miniature Precision Rolled >

FineLine Precision Rolled

Offers low cost, high precision performance in applications typically requiring ground screws.  Manufactured by patented PSF (Precision Screw Forming) Technology which provides high accuracy (±23µm/300mm standard).Learn more about FineLine Precision Rolled >

NEFF Precision Rolled

Available in a wide range of diameters, leads, and nut styles – all designed to provide quiet, smooth running, efficient performance.  Rolled to an accuracy of ±50µm/300mm, with higher accuracies readily available upon request.Learn more about NEFF Precision Rolled >

Precision Plus Ground

Lead accuracies up to eight times those of conventional ball screws for an immediate improvement in machine accuracy. High repeatability and high stiffness.  Predictable service life for the most reliable system designs.Learn more about Precision Plus Ground >

Bearing Supports - Metric

Complete package for simple mounting of Thomson ball screw metric assemblies.  Flange and Base mounts available with dual angular contact bearings or floating radial bearing.  Includes six high-quality models.Learn more about Bearing Supports - Metric >