Description: With pressure gauge: Pneumatic Glass Glue Tool is a universal industrial grade pneumatic glue tool with a pressure gauge. For 310/400/600ML, which is more efficient to use.Material: Sealant Tool is made of Metal material, which is sturdy. Easy to operate, labor saving, and efficient.High performance: Pneumatic Glass Glue Tool fast exhaust, no glue overflow, uniform glue output, and adjustable glue output speed. Exhaust port silencing design for fast exhaust and no glue overflow.Widened fixing frame: Pneumatic Glass Glue Tool widened fixing frame has stable clamping, easy using, and is not easy to age. The exhaust valve can minimize the amount of glue overflow.Applicable: Pneumatic Glass Glue Tool is widely used in photovoltaic, solar panels, bathtubs, water tanks, building decoration, glass doors and window, electronic appliances, automobiles and auto parts, ships and containers, and other industries Specification: Material: Metal Size Chart: Total Length 492mm/19.37inch, Adjustable 420mm/16.54inch Package Includes: 1Pneumatic Glass Glue Tool20Soft RubberNozzles Note: Please allow slightly errors due to manual measurement and different monitors.