This Creality Rorary Kit Pro is suitable for 95% of the laser engravers on the market, including XTOOL, ORTUR, Sculpfun, Genmitsu, LONGER, ATOMSTACK, Twotrees, ATEZR, etc. Software including Lightburn & LaserGRBL. One set of adjustable jaws can handle objects of all shapes with external clamping and internal support. The set screws help stabilize the rotary chuck, making it easy to clamp engravings with one hand without requiring multiple operators. The rotary chuck enables 360° of rotating engravin. It can be adjusted to fit large, tiny objects with the hex stud and jaws. The soft pad enhances friction and protects fragile iteams from damage, ensuring quality engraving results. Higher precision for more accurate engraving positions. NOTE: We provide professional after-sales support, If have any using problem, please kindly contact us directly (seller) via "ask a question".