*Quality Material: The Chuck body is made of quality steel. All guideways and bearing surfaces are precisely machined for better performance. It has high strength and toughness, compression resistance and durability, and long service life. *High Precision: This 4-jaw chuck has a self-centering function, which requires no calibration during installation, saving time and improving work efficiency. Precision-engineered locking bevel gear transmission and a smooth extraordinary strength, improving precision chuck. Round Claw Clamping Range: 2.75""/70 - 5""/127 mm. Round Claw Support Range: 2.8""/86 - 5.8""/147 mm. *High-Performance Jaws: Each 5-inch jaw can be adjusted to the center with excellent clamping force, which increases the flexibility of the wood lathe chuck and can also hold most shapes of work-pieces. *Complete Accessories: A complete set of lathe chucks, including a bevel gear, several jaws and a set of installation tools, two deformation sleeves, bringing great convenience to your operation. *Wide Application: This bevel gear chuck has a universal screw adapter, which is suitable for ordinary lathes, grinders, milling machines, drilling machines, and machine tool accessories, woodworking machine accessories, and other machine tool accessories. *Specifications Thread: M33 with Pitch 3.5 Article No.: ZA10342 - 919849 Thread Depth: 1.54 inch / 39 mm Material: Steel Item Weight: 8.8 lbs / 4 kg Clamping Range: 2.75 - 5.8 inch / 70 - 147 mm *Pakcage Content 1 x Self-centering 4-Jaw Chuck 1 x Chuck Key 1 x Wrench 1 x Wood Screw