Heavy Duty Caulk Gun Quart Size (Model CR400)

Experience precision and power with the Heavy Duty Caulk Gun Quart Size—designed for professionals and DIY enthusiasts alike. Built to accommodate standard quart cartridges, this robust caulking gun delivers a continuous, consistent bead with minimal effort. Its ergonomic ratchet-rod cradle and sturdy metal construction ensure fatigue-free operation and long-term durability, making it the ideal tool for sealing gaps in windows, doors, baseboards, and more.

Equipped with user-friendly features like an integrated seal puncture tool and spout cutter, the CR400 simplifies setup so you can start your project without delay. Whether you’re working on interior trim, exterior siding, or tile installations, this heavy-duty caulk gun offers the control and reliability needed to achieve a professional finish every time.

Key Features

• Heavy-duty steel frame for maximum durability
• 10:1 thrust ratio for smooth, consistent bead control
• Holds standard quart-size cartridges
• Built-in seal puncture tool and spout cutter for fast prep
• Ergonomic ratchet-rod cradle reduces hand fatigue
• Integrated ladder hanger for easy storage on the job site