Best Plastic Caulking Guns of 2025

The Amazon Basics Caulking Gun is designed for heavy-duty use, accommodating 310 ml cartridges with a powerful 12:1 thrust ratio. Its durable, powder-coated metal construction ensures longevity, while the revolving steel frame allows you to rotate cartridges easily for precise application. You'll appreciate the aluminium handle with a plastic support grip, providing comfort during extended use. Additionally, the silencing mechanism prevents any squeaky noises, allowing for a smooth operation while keeping your workspace serene.

The PTI Sausage Applicator Gun is designed specifically for foil packs, offering a precise sealing solution. Its tough all-metal construction, made from strong aluminium alloy and robust powder-coated steel, ensures durability for heavy-duty use. You will appreciate its multi-use capability, as it is compatible with 400ml and 600ml foil packs, along with 380ml cartridges. The user-friendly design includes an ergonomic trigger and a non-drip paddle, making it easy to handle and clean, providing a hassle-free experience during your sealing tasks.

The KATSU Caulking Gun is a versatile tool designed to make sealing tasks easier for you. It features a lightweight ABS gun body and an aluminium alloy glue tube, ensuring comfortable handling during use. With its anti-drip function, you can apply sealant neatly without worrying about mess. The gun also includes a lock switch, which adds an extra layer of safety while you work. Plus, the battery power display keeps you informed about your power levels, preventing interruptions during your projects.

The WORKPRO Caulking Gun features adjustable thrust ratios, allowing you to switch between high and low flow rates effortlessly. This means you can use the high setting for adhesive materials, while the low setting is perfect for acrylics, giving you greater control. It also includes a drip control button, helping to prevent messy spills and ensuring clean application. The rotating barrel allows you to manoeuvre easily in tight spaces, making it ideal for detailed work. With this caulking gun, you'll find applying sealants a smoother and more efficient process.

The Wolfcraft MG 300 Caulking Gun is designed for processing a variety of materials in 310 ml cartridges, including silicone and acrylic. Its robust construction from fiberglass reinforced plastic ensures durability, making it suitable for both DIY enthusiasts and professionals. You will appreciate the ergonomic handle design, which allows for fatigue-free operation during extended use. Additionally, the quick and easy cartridge replacement feature simplifies your work, while the automatic drip-stop function prevents unwanted material leakage, keeping your workspace clean.

The Fangehong Mortar Gun is designed for efficiency and ease of use. Its durable construction, made from a blend of nylon and metal, ensures reliability for tasks like mortar spraying and plastering. The funnel-shaped loading port allows for quick reloading, saving you valuable time. Additionally, its lightweight, ergonomic design makes it portable and easy to handle. With four interchangeable nozzles, you can tackle various jobs while minimising waste and maximising your work efficiency.

The XHBTS Silicone Nozzles are a versatile set of 30 high-quality plastic nozzles designed for use with sausage caulking guns. With this extensive collection, you can easily replace worn or damaged tips, helping to reduce waste and prolong the life of your adhesive products. The durable construction ensures that the nozzles won’t bend or break during use, providing you with reliable performance. These nozzles are perfect for a variety of tasks, including door and window installations, as well as daily maintenance like filling gaps and repairing wall and floor tiles.

The LUORIN Caulk Gun offers a lightweight and durable design, making it easy to handle for extended use. Its non-drip feature ensures that excess adhesive does not escape, allowing you to maintain a clean workspace. You will find it easy to operate with a simple loading and dispensing process, ensuring precise application every time. Additionally, this caulking gun boasts a high 15:1 thrust ratio, providing excellent performance with medium and low viscosity materials, perfect for all your sealing needs.