Features: - Multi-mode Chuck. Comes with 3 sets of jaws including ladder jaws, L-shaped jaws, Hexagonal jaws - It can be used to engrave rings, spherical object, cups with handles or irregular items, etc. - Accurate And High Speed- Up to 6000mm/min engraving speed. Fine to 0.1mm engraving accuracy. 180° angle adjustable. - The main body of the accessories is composed of high strength aluminum alloy material, the claw is high hardness brass, strong and reliable, one-piece structure. Easy to install as soon as the accessory out of the box, sturdy and reliable. - High Adaptability - Suitable for 95% laser engraving machines in the market. The white wire is used for ATOMSTACK and IKIER machines. The black wire is used for other brand machines. Specification: Model: R1 Material: Aluminum alloy Size: 300x101x122mm Engraving Area: Cylinder:1-130mm; Sphere:4-200mm; Ring:4-130mm Fastest Engraving Speed: 6000mm/Min Engraving Precision: 0.1mm Clamping Weight: 1.5KG Rotation Angle: 0-180° Package Size: 335x155x120mm/13.1x6.1x4.7in Package Weight: 2200g/4.85lb Packing List: 1 x R1 Chunk Rotary Kit