The Grizzly Originals™ VGrinder is manufactured from aircraft grade aluminum. It is specifically designed to provide ground materials for vaporizing. This grinder is not only beautiful but also very functional. This is a 3-component grinder with diamond cut teeth and collection screen. We highly suggest using one of our Grizzly grinders for best results. This grinder is backed by a lifetime NamasteVapes™ warranty but rest assured it will last forever!