Roughneck Professional Foam Gun DeluxeThis Roughneck Professional Foam Gun has a large, sturdy metal body with a comfortable soft grip, making it suitable for long working periods. The Foam Gun has a brass barrel, needle and nozzle with non stick coating. The aluminium body is also coated with a non stick coating. With flow adjusting knob for greater control and can holder adaptor. Ideal for the following applications: Filling: Gaps in brick, concrete, stone and plaster. Gaps and holes