Square frame (model 6137) STL model of a square shape with an original design and a continuous square part in the middle. The thematic selection of STL models for artistic compositions and the creation of decorative elements for decorating rooms. All models in STL format for the ArtCam program, code generation for Mach3, for NC Studio, 3D for CNC milling machines designed for wood processing. These models are ready for use both on CNC machines for home use and on industrial CNC machines.