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

3-jaw self-centering lathe chuck delivers fast, accurate workholding to reduce setup time and keep parts running true. This 8 in (200 mm) chuck includes a 2-1/4 in-8 threaded backing plate for a secure, stable connection on compatible lathes. Built from HT300 cast iron with hardened jaws and scroll plate, it’s designed for consistent clamping across a wide 0.16–7.87 in (4–200 mm) range for wood or metal turning tasks.

• Delivers self-centering clamping to cut down on repeated calibration and keep work aligned


• Includes 2-1/4 in-8 threaded backing plate for quick mounting and stable machine connection


• Clamps internal jaws from 0.16–7.87 in (4–200 mm) for broad workpiece coverage


• Secures external jaw work from 2.56–7.87 in (65–200 mm) for larger stock handling


• Installs easily with included T-wrench and straightforward jaw adjustment sequence

Designed for turning, drilling, and general shop work, this 8-inch scroll chuck supports repeatable results on compatible lathes without fussy setup. The HT300 cast iron body is built for durability, while hardened jaws help maintain grip under load for cleaner cuts and fewer slips. Keep it in your shop for quick changeovers between diameters and materials, from wood blanks to metal stock. Grab yours today and upgrade your lathe’s holding power and day-to-day efficiency.

• Chuck type: 3-jaw self-centering scroll chuck with backing plate


• Outer diameter: 8 in / 200 mm


• Inner diameter: 2.56 in / 65 mm


• Thread: 2-1/4 in-8


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


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


• Overall size: φ200 × 125 mm (7.87 × 4.92 in)


• Material: HT300 cast iron


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


• Net weight: 35.38 lb / 16.05 kg


• In the box: chuck, backing plate, separate jaws, T-wrench, screws