SainSmart ABS-101 ABS Filament (Red) For common 3D printers such as Reprap, MakerBot, Afinia, Solidoodle 2, Printrbot LC, MakerGear M2 and UP!(Afinia H-Series) This SainSmart filament holds exceptionally tight tolerances. The diameter stays stable and consistent(between 1.71mm and 1.78mm) Widely used in health care, education, toys, building, automobile, electronics, and anime field. It loads and unloads perfectly.