Heavy-Duty Aluminum Caulking Gun: Unlike conventional iron models, the Holothurian caulking gun is crafted from high-quality heavy-duty aluminum, providing an expensive upgrade that reduces weight without compromising strength. The reinforced metal push block offers superior strength and stability compared to flimsy alternatives, making it the reliable choice for professionals Adjustable Thrust Ratio: Experience the game-changing upgrade! Our caulking gun features a revolutionary adjustable thrust ratio button, allowing you to effortlessly switch between a 12:1 and a 25:1 ratio. The 12:1 ratio ensures stable and controlled flow for delicate applications, while the 25:1 ratio delivers maximum power with minimal effort, perfect for high-volume tasks. Say goodbye to fatigue during long projects and hello to seamless efficiency No-Drip Switch: Keep your workspace spotless! Activate the drip-free switch for consistent flow and a clean working environment. Need a burst of power? Switch it off to enhance the thrust rod’s stroke, delivering maximum output for those demanding jobs and skyrocketing your efficiency Built-in Nozzle Cutter & Seal Puncture Tool: Say goodbye to searching for scissors! With our built-in nozzle cutter, simply insert the nozzle into the designated slot and press the trigger to achieve a perfect cut every time. It’s convenience at your fingertips! Plus, if the nozzle gets clogged, use the integrated seal puncture tool to ensure smooth flow and uninterrupted performance Two Nozzles and Caulk tools: This caulking gun kit comes with two interchangeable nozzles and versatile caulk tools. The caulk tools come in various angles and widths, ensuring a perfect fit for achieving seamless joints every time Holothurian Heavy-Duty Aluminum Caulking Gun—the ultimate tool for professionals seeking power and precision! Crafted from high-quality aluminum, it combines strength and lightweight design, outshining traditional iron models. Experience effortless versatility with our **Adjustable Thrust Ratio** feature, allowing seamless transitions between a controlled 12:1 ratio for delicate tasks and a powerful 25:1 ratio for heavy-duty applications. Maintain a clean workspace with the **No-Drip Switch**, ensuring consistent flow or an extra burst of power when needed. Plus, the built-in **Nozzle Cutter** and **Seal Puncture Tool** eliminate the hassle of searching for scissors, making every project smoother. Complete with two interchangeable nozzles and versatile caulk tools, this caulking gun guarantees perfect joints every time. Upgrade your toolkit with Holothurian—where durability meets innovation!