Feature:1. Suitable for woodworking machine tools, capable of clamping, supporting and centring.2. 4jaw design with automatic centring chuck bring high repeat positioning accuracy.3. Enables a great clamping force and excellent sealing performance, ensuring the efficiency.4. Comes with screws and wrenches, has a small size, so the installation is very convenient.5. Made of premium materials for stable working, not easy to deform, and very durable.Specification:Item Type: Self-Centering Lathe Chuck Model: KP96Accuracy: 0.03mmChuck Outer Diameter: Approx. 96mm / 3.8inHex Wrench Size: Approx. 2.5mm / 0.1inMachine Tool Connecting Thread: M40 ThreadApplicable Machine Tools: Woodworking Machine ToolsApplication: In the woodworking field, clamping, supporting and centring..Package List:1 x Self-Centering Lathe Chuck 1 x Screw1 x H8 Wrench1 x H3 Wrench1 x User Manual