It can be used for decorative etching of glass, dental lab work, rust removal, color erasing or to smooth castings. AEC-K components: * AEC air eraser with steel tip and carbide insert * AEX-6: 6 oz. jar of fast cutting compound (170 g.) * A-1/8": 4' air hose * V-62 wrench * A-34 airbrush hanger * 2DS disposable respirator