Features Glue Output Speed Can Be Adjusted: The silicone caulking gun has fast exhaust, no glue overflow, uniform glue output, and the glue output speed can be adjusted. Easy to Use: The caulking gun with meter speed switch has an easy-to-use, easy-to-operate, easy-to-hold design, with a full range of accessories, which can basically meet our needs. High Thrust Ratio: The anti-drip caulking gun is made of selected materials and has a high thrust ratio for long-term stable operation, distributing the crimp more effectively. Improve Use Efficiency: The exhaust valve of the caulking gun can minimize the overflow of adhesive, effectively save adhesive and improve use efficiency. Application: Pneumatic glass glue gun is widely used in photovoltaic, solar modules, bathtubs, fish tanks, building decoration, glass doors and Windows, electronic appliances, cars and auto parts, ships and containers and other industries. Features: 1.Made of selected material, solid and sturdy, durable for a long time use. 2.Simple operation for labor saving and high efficiency. 3.Fast exhaust and no glue overflow, uniform glue, you can adjust the speed of glue. 4.The exhaust valve can reduce the overflow of the adhesive to the minimum. 5.Widely used in photovoltaic, solar modules, bathtubs, fish tanks, building decoration, glass doors and Windows, electronic appliances, 6.cars and auto parts, ships and containers and other industries. Specification: Weight: 1000g/35.3oz Color: blue Gluing capacity: 310ml (applicable to capacity of 310ml and below) Glue type: hard glue Working pressure: 6bar Size: 270*260mm/10.6*10.2inch Outer Diameter: 54mm Inner Diameter: 50mm Applicable size of glue bottle: within 50mm in diameter and 200-230mm in length. Package List: 1* Glass Glue Gun 1* Air Pressure Regulating Valve 1 * Extended Nozzle 6 * Spray Adhesive 4 * Blown Film Note: Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering. Package List