All stained glass band saws and stained glass grinders are warrantied by the manufactures. 3-5 years from purchase date. Stained glass band saws like taurus 3,gemini,gryphon,inland,taurus and dti are perfect for cutting out weird glass shapes which are impossible to cut by hand. Diamond glass band saw companies have changed the way stained glass patterns are made. In the past simple glass lines worked for glass artists. Now the art glass industry has become a glass designers dream. Many glass patterns are now created for using diamond band saws. With your new band saw your more likely to save money on glass, do less grinding and have some of the nicest glass designs in your area.