4-Jaw Lathe Chuck, 3 Inch 80 mm, Independent, Reversible Jaws

4-jaw lathe chuck delivers secure, adjustable clamping for precise turning of round, square, and irregular workpieces on wood or metal lathes. The 3 in (80 mm) independent 4-jaw design lets you center parts manually for better control, while hardened jaws and a hardened scroll plate support consistent holding power over repeated setups. Compact sizing suits small lathes and tight work areas without sacrificing grip or stability.

• Delivers independent 4-jaw adjustment to grip irregular shapes and dial in centering for accurate machining


• Fits a 0.1–3.15 in (5–80 mm) internal clamping range for versatile workholding across common stock sizes


• Clamps externally from 1.18–3.15 in (30–80 mm) for holding larger diameters securely


• Includes T-key and fixing screws to speed setup and repeat adjustments with less downtime


• Supports wood and metal lathe work such as turning, drilling, and light milling setups requiring strong clamping

Built from HT300 cast iron with heat-treated components, this chuck is designed for demanding shop use where repeatable grip and dependable alignment matter. Reversible jaws expand your options for internal and external holding, and the compact 80 mm body helps reduce interference on smaller machines. Use the correct tightening sequence to balance jaw pressure and improve run consistency on each setup. Grab yours today and upgrade your lathe workholding for more controlled, confident cuts.

• Chuck type: 4-jaw independent, reversible jaws


• Outer diameter: 3 in / 80 mm


• Inner diameter: 0.86 in / 22 mm


• Item dimensions: φ3.15 x 2.56 in / φ80 x 65 mm


• Internal jaw clamping range: 0.1–3.15 in / 5–80 mm


• External jaw clamping range: 1.18–3.15 in / 30–80 mm


• Main material: HT300 cast iron


• Jaw hardness: ≥53 HRC


• Scroll plate hardness: ≥45 HRC


• Net weight: 3.86 lb / 1.75 kg


• In the box: chuck, T-key, fixing screws