A glue gun from Grainger is a sophisticated, high performance tool used in industry and in homes. Hot glue guns allow a controlled flow of adhesives through the nozzle, easily bonding wood, paper, fabrics, glass, even bricks and stones. Use a hot melt gun that heats up to at least 380 Degrees F to bond heavy metals together. Get your low melt gun or hot melt glue gun from Grainger when you need to make things stick.