Recent Blogs
Three-jaw Chuck Mechanism: How the Self-Centering Scroll Plate Works, Parts and Grip Force
How a Three-Jaw Chuck self-centres round stock on a lathe, the scroll-plate geometry behind it, accuracy limits, and how machinists size grip force in real...
Spiral-grooved Face Plate Mechanism Explained: How It Works, Parts, Diagram, and Uses in Scroll Chucks
Spiral-grooved face plate explained: how the Archimedean spiral converts rotation into precise radial motion in lathe chucks, optical fixtures, and centering tools.
Universal Chuck Mechanism: How the Self-Centering Scroll Plate and Three Jaws Work
Learn how a Universal Chuck grips workpieces in milling and lathe work, with jaw-force formulas, real shop examples, and selection rules from FIRGELLI engineers.