310ML Cartridge Type Pneumatic Glue Gun 21.5-22.5CM 6 Bar Working Pressure Glass Glue Gun Caulking Gun+Control Valve ,Easy to Use

Good Durability Material Extends Using Period: This Caulking Gun is made of material, which is Firmand sturdy, for a long time use Reduces Adhesive Overflow: The exhaust valve can reduce the overflow of the adhesive to the minimum Provides Glossy and High Efficiency Gluing Experience: This Caulk Gun offers fast exhaust and no glue overflow, uniform glue, you can adjust the speed of glue Widely Applications: 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