Features:Material: Made of metal board,which is more durable.Engraving shape: carved round or cylindrical body, such as cup,jar, pipe,bowl,drum,tube and ball etc.Wild Applications: It can be matched with most laser engraving machines.Simple installation: connect the cable of the rotating shaft to the cable port on the engraving machine to start working, which is convenient and simpleUsage:1. Pull out the 4-pin wire on Y axis stepper motor of Engraver.2.Then insert the wire on stepper motor of Rotate Engraving Module.3. Place Rotate Engraving Module under the laser module and start to engrave.(Need to change parameter of Y axis on GRBL software)Material:Metalcolour:BlackPackage Contents:1 x engraving machineOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.