UHU Hart glue 135g. especially for model making. Provides a fast, rock-hard, waterproof bond that withstands the heaviest loads and vibrations. Crystal clear once dry. Resistant to water, oils, greases, gasoline, modeling fuels, dilute acids and bases. Suitable for wood, balsa wood, metal, glass, plastics (Astralon, Celluloid and Plexiglas).