TEKTON 7008 Drip-Free Caulking Gun All-steel, open-frame, side-load design is strong and lightweight Automatic drip-free ratchet advance eliminates waste and keeps your job clean Quick-release hex push rod (with ladder hook) makes loading and unloading fast and easy Retractable seal puncture tool and built-in nozzle cutter Use with low to medium viscosity latex, vinyl, acrylic, siliconized acrylic, and silicone caulks and sealants in standard tube cartridges