The GISON GP-853 Air Caulking Gun is a high-performance pneumatic tool designed for precise and efficient application of hard tube silicone. Made in Taiwan, this air-powered caulking gun features a durable steel tube with a size of Ø50 x 210 mm. It ensures smooth and controlled silicone dispensing without dripping, ideal for professional sealing, bonding, and filling tasks. With its ergonomic handle and robust build, the GP-853 delivers reliable operation in construction, automotive, and maintenance work.