The GG 12 engraving machine features a special DC motor that is quiet and durable. Its housing is made of glass fiber reinforced polyamide. The package includes a power supply, test tube, templates, and an instruction booklet, as well as all necessary tools: one diamond mounted point each in spherical 1.0 mm and 1.8 mm for scribing and ruling, one silicon carbide mounted point each in conical and bullet shape for matting, and one grinding point each made of aluminum oxide in spherical and cylindrical form for grinding and engraving. It also comes with a small part holder for clean storage of rotating tools.