Caulking Gun for 1/10 gal cartidges with steel half barrel frame. Less force due to smooth pressure rod and much more quieter than ratchet style pressure rod. Its ideal for siliconized acrylic, latex, caulk, sealants and adhesives from a tube or cartridge. It prevents dripping as rod retracts after each pull of the trigger. Secures cartidge in place with the welded plate in the back. For use with low viscosity materials with thrust ratio 24:1. Can ebe hanged on a ladder with the hook provided on the back. A spout cutter is there that is built on the side of the gun for opening cartidges. High quality drip free caulk gun.