West Systems Paint Strainers, Stirs & Mixing Tools

Precision Mixing Tools from a Marine Epoxy Legend

WEST SYSTEM has been synonymous with serious epoxy work since 1969, when the Gougeon Brothers pioneered the use of epoxy for marine bonding and composite construction. That same engineering mindset extends to every tool in their lineup — including their Paint Strainers, Stirs & Mixing Tools. When you are working with a two-part epoxy system that demands precise ratios and thorough blending, the mixing tool in your hand matters just as much as the chemistry in the pot.

The WEST SYSTEM 804 Reusable Mixing Stick

The cornerstone of WEST SYSTEM's mixing tool lineup is their iconic reusable mixing stick — a purpose-built instrument rather than an afterthought. Made in the USA, these sticks are crafted from smooth polyethylene, which means cured epoxy simply pops off the surface, allowing the sticks to be cleaned and reused across many projects.

The geometry of the stick is no accident either. The squared, beveled end is specifically designed to reach into the corners of WEST SYSTEM's mixing pots, ensuring that unmixed resin or hardener is never left hiding at the bottom or edges of the container. For filleting work, the rounded end shapes a clean 3/8" radius fillet — a detail that reflects decades of real-world shop experience baked into a simple hand tool.

Why Proper Mixing Tools Are Critical for Epoxy Work

Epoxy chemistry is unforgiving. Thorough mixing is essential: WEST SYSTEM recommends stirring resin and hardener together for at least one minute, scraping the sides and bottom of the pot throughout the process. Using the flat end of the mixing stick to reach pot corners is a key step to ensure complete blending of the two components and any added fillers. A dedicated mixing stick engineered for this task — rather than a wooden dowel or improvised tool — helps eliminate the risk of unmixed resin pockets that can lead to soft spots or adhesion failures in the final cure.

WEST SYSTEM's application tools, including their mixing sticks, are carefully selected for compatibility with their full epoxy product range, durability under workshop conditions, and safe handling. The smooth, glossy finish on these tools means cured epoxy releases cleanly, making the reusable design genuinely practical rather than a marketing claim.

Built for Marine, Trusted Across Industries

Although WEST SYSTEM's roots are firmly in marine construction and repair, their mixing tools have found a home in automotive bodywork, woodworking, composite fabrication, and general repair applications. Any project that demands a properly blended two-part system benefits from the same discipline that offshore boatbuilders rely on. Whether you are laminating fiberglass panels, bonding deck hardware, or fairing a hull, having the right mixing tool ensures that the epoxy performs exactly as formulated.