Features Material: Our adjustable three-jaw chuck set with zinc alloy material is reliable and durable, has high strength and high hardness, which has low losses during use. Design: This woodworking lathe tool adjusts the three-jaw design to be more stable and support automatic centering. Use: The self-centering lathe chuck is widely used in industry and woodworking field, which can be used in woodworking lathes, milling machines, etc. Practicality. With a size of 48 x 21 mm / 1.89 x 0.83 inches, this manual chuck set can clamp about 10-35 mm / 0.39-1.38 inches. Suitability: There are three jaw chuck, iron rods and connecting rods in this industrial tool accessory that essentially meets the requirements. Functions: Material: Our adjustable three-jaw chuck set with zinc alloy material is reliable and durable, has high strength and high hardness, which has low losses during use. Design: This woodworking lathe tool adjusts the three-jaw design to be more stable and support automatic centering. Use: The self-centering lathe chuck is widely used in industry and woodworking field, which can be used in woodworking lathes, milling machines, etc. Practicality. With a size of 48 x 21 mm/1.89 x 0.83 inches, this manual chuck set can clamp about 10-35 mm/0.39-1.38 inches. Suitability: There are three jaw chuck, iron rods and connecting rods in this industrial tool accessory that could essentially meet the requirements. Specifications: Type: three-jaw chuck Model: Z011. Material: zinc alloy. Colour: silver. Size: approx. 48 x 21 mm / 1.89 x 0.83 inches. Clamping range: approx. 10-35 mm / 0.39-1.38 inches. Connection thread: M12 x 1 mm. Package includes: 1 x three-jaw chuck. 2 x iron rods. 1 x connecting rod Package List