4-Inch Wood Lathe Chuck, 4-Jaw Self-Centering, 1x8TPI

Wood lathe chuck set locks bowls, spindles, and blanks securely while self-centering to reduce wobble and re-clamping time. The 4-inch, 4-jaw chuck features an M33 x 3.5 internal thread plus a 1" x 8 TPI adapter to fit many medium to large woodworking lathes. Built from high-hardness steel with a nickel-plated finish, it’s designed for steady gripping during turning, carving, and shaping, and stores safely in the included case.

• Fits M33 x 3.5 spindles and includes a 1" x 8 TPI adapter for broad lathe compatibility


• Delivers self-centering 4-jaw clamping to help keep workpieces aligned at higher turning speeds


• Includes 4 jaw sets (small/large round, step, pin) for bowls, tenons, mortises, and small parts


• Locks in with two locking bars for controlled jaw adjustment and dependable holding power


• Protects gear with a fitted carrying case to organize parts and reduce damage between jobs

Set up faster and hold work more confidently with a chuck kit built for everyday woodturning tasks. Swap jaw types to match your project—whether you’re roughing a blank, gripping a tenon, or expanding into a recess—then keep everything together in the storage case for quick changeovers. The corrosion-resistant nickel-plated finish helps the chuck stand up to shop dust and humidity so it’s ready when you are. Grab yours today and keep your lathe workflow moving.

• Chuck size: 4 in outer diameter; 4-jaw self-centering design


• Threading: M33 x 3.5 mm internal thread


• Adapter: 1" x 8 TPI (for 1" x 8 TPI spindles)


• Jaw sets: small round, large round, pin jaws, step jaws (4 sets)


• Finish/material: nickel-plated, high-hardness steel


• Small round jaws size: 4 x 4 x 2.8 in (100 x 100 x 72 mm)


• Carrying case size: 14.8 x 10.8 x 4.1 in (375 x 275 x 105 mm)


• Net weight: 9.9 lb (4.47 kg)