The GG 12 engraving machine features a special DC motor that is quiet and durable. Its housing is made of fiberglass-reinforced polyamide. The package includes a power supply, a test tube, templates, and a user manual, as well as all necessary tools: one diamond-coated bur in spherical sizes of 1.0 mm and 1.8 mm for scoring and line drawing, one silicon carbide bur in conical and spherical shapes for matting, and one aluminum oxide grinding point in spherical and cylindrical shapes for grinding and engraving. Additionally, a small holder for the tidy storage of the rotating tools is included.