Features Durable Material: Pen Drilling Lathe Chuck Is Made of Excellent Alloy Steel, Strong And Durable for A Long Life And Well Designed Universal Thread: Pen Drilling Lathe Chuck Has A Thread of 1in X 8tpi And Is Suitable for Most Woodworking Lathes on The Market Clamping Object: The Clamping Range of The Lathe Chuck Is about 8x8 to 23x23mm, And The Claw Has A Special V Shaped Groove Design, Which Is More Suitable for Clamping Square Materials Firm And Stable: The Jaw Is Connected with The Chuck Body Through The I Shape Structure, Which Has High Accuracy And Firmness Widely Used: Drilling Lathe Chuck Is Suitable for Ordinary Lathe, Grinding Machine, Milling Machine, Drilling Machine And Machine Tool Accessories, Woodworking Machinery Accessories And Other Machine Tools And Accessories Specification: Item Type: Pen Drilling Lathe Chuck Material: Alloy steel Chuck Diameter: 2in Chuck Thread: 1in x 8TPI Package List: 1 x Lathe Chuck 2 x Accessories Package List 1 x Lathe Chuck 2 x Accessories