Features: brand new and high quality Rotate and cylindrical engraving. 5 levels to adjust. Range 20mm-80m dia is accessible. The laser- rotary roller engraving module is pre-installed, easy to set up, high quality metal material. The kit is plug and for play and can be used to engrave cylindrical objects like cans and cups. Perfect for most kinds of desktop laser engravers where you can adjust the Z height or reposition the base to accommodate the rollers required clearance. Specifications: Item: 3D Printing Engraving Machine Rotating Table Motor: NEMA17 Stepper Motor Size：approx 210x130x83mm/8.27x5.12x3.27in Weight: 970g/2.13lb Step Angle: 1.8° Volt: for DC 3.6V Current: DC1.5A/Phase Holding Torque: >420mN.for M Maximum no load Starling Frequency: ＞1900PPS Package Includes: 1 Set x 3D Printing Engraving Machine Rotating Table note: Due to the problems of lighting effects and shooting angles, there will be certain tolerances in the product, please understand. Please allow 0-1cm error due to the manual measurment. Tear off the black film before use to provide enough fiction.