4-Jaw Lathe Chuck, 8 Inch, Self-Centering, 1-1/2-8

8 inch 4 jaw lathe chuck improves holding stability and centering for cleaner, more consistent turning on wood or metal lathes. This self-centering chuck with a 1 1/2 in-8 threaded backing plate mounts quickly for a secure connection, while the wide clamping range handles everything from small stock to larger blanks. Built from HT300 cast iron with hardened jaws and scroll plate for durable, repeatable gripping in daily shop use.

• Delivers self-centering clamping to reduce setup time and keep workpieces aligned


• Fits 1 1/2 in-8 spindle threads via included threaded backing plate for stable mounting


• Handles 4–200 mm (0.16–7.87 in) internal jaw clamping for varied stock sizes


• Supports 65–200 mm (2.56–7.87 in) external jaw clamping for larger diameters


• Includes T-wrench and jaw set for straightforward installation and adjustments

Designed for turning, drilling, and milling setups where repeatable concentricity and secure gripping matter, this 4-jaw chuck helps reduce chatter and slippage across a wide range of workpiece sizes. The hardened jaw and scroll components are built for frequent tightening cycles, while the compact 200 mm profile suits many common lathe configurations. If you’re upgrading your workholding for faster setups and dependable clamping, grab yours today and get back to cutting with confidence.

• Type: 4-jaw self-centering lathe chuck with threaded backing plate


• Outer diameter: 8 in / 200 mm


• Inner diameter: 2.56 in / 65 mm


• Overall size: φ200 x 110 mm (7.87 x 4.33 in)


• Thread: 1 1/2 in-8


• Internal jaw clamping range: 4–200 mm (0.16–7.87 in)


• External jaw clamping range: 65–200 mm (2.56–7.87 in)


• Material: HT300 cast iron


• Hardness: jaws ≥53 HRC; scroll plate ≥45 HRC


• Net weight: 18.7 kg / 41.23 lb