4 Inch Wood Lathe Chuck, 4-Jaw, Self-Centering Wood Turning Chuck Set With 1" X 8TPI Thread & Adapter, Round Jaws, Step Jaws, Thickened Nickel-Plated, High-Hardness Steel, For Woodworking Lathe

Fits 1" x 8 TPI Wood Lathes: This 4-jaw wood lathe chuck features a 4-inch outer diameter and an M33 x 3.5 mm internal thread. The 1" x 8 TPI adapter fits 1" x 8 TPI lathe spindles, making it ideal for most medium and large woodworking lathes

3-Piece Multi-Purpose Chuck Set: This 3-piece woodworking lathe chuck set includes small round jaws, large round jaws, and step jaws. All four jaws can be adjusted with one hand using the included T-wrench, and are easy to replace and install

Bevel-Gear Self-Centering Design: Our self-centering lathe chuck automatically keeps your workpiece centered during high-speed rotation. It minimizes misalignment without repeated manual adjustments, improving machining efficiency

Wood Screw Mounting: The wood turning lathe chuck includes a tapered screw designed for large, flat wooden workpieces. You can quickly secure the workpiece by drilling a 1 in deep, 0.3 in diameter hole at its center