ComMarker D80 Three-jaw Rotary Chuck Motor: 57*76 steps, line length 2 metersSpecifications: The total vertical height of Gaoyi is 250MM, the center height is 129MM when laying flat, and the angle can be adjusted 180 degrees80mm chuck positive claw inner clip 2-22 outer support 25-70 reverse claw inner clip 22-63 Easy to install Adjustable angle:0-90°and more 360 ° Rotary chuck Details ComMarker Rotary axis etails Package including One chuck + one chuck drive + one connector + wiring Easy to install, the order is connected with your machine and you can use it (for different brands, you need to adjust the parameters)Widely Engraving: It is perfect for Necklaces, bracelets, rings, etc.Safer and more stable during engravingPlease rest assured to buy, we are equipped with a lot of accessories to ensure that you do not lack accessories when installing, you can quickly install the roller, which is very convenient.Package including : One chuck + one chuck drive + one connector + wiring Motor: 57*76 steps Line length： 2 meters Adjustable angle： 0-180° Jaw 2 sets Jaws Positive claw inner clamp size :0-22mm Positive claw outer support size: 25-80mm Anti-jaw inner clamp size:25-80mm Package inculding: One chuck + one chuck drive + one connector + wiring Clamp and support: Very good