Hukums 9" Caulking Gun for Heavy Duty Applications

9" Caulking Gun with Grip for Heavy Duty Aluminium Handle Caulking Tool. 

An instrument called a caulking gun is made specifically to contain a cartridge or tube of caulk, a sealant substance used to fill in cracks and spaces on a variety of surfaces. It enables more control over the amount dispensed by enabling accurate sealant application.