The file 'FlyingBear Laserman Rotary Support 3D Printer Model' is (stl) file type, size is 12.4KB.
This support help to engrave things like glass, not parallelI copied from this video the she of ithttps://www.youtube.com/watch?v=9zrPWqnB8hA&list=PLBySo3_ol6kR1-R2TDJmey0dU6ny6asuD&index=21