Meet the Swanson 12 in. Aluminum Speed Square — a compact, all-weather layout tool trusted by professionals and DIYers alike for fast, precise cuts. With a 12-inch length and a slim 1-inch profile, it sits comfortably in your hand and against the edge of stock, making common carpentry tasks quicker and more accurate.
Key features
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Durable aluminum construction provides lightweight strength that resists rust and daily wear on the job site.
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Classic 90° and 45° geometry built into the square lets you establish square corners and quick bevel references without guessing.
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12-inch length with a 1-inch profile offers easy handling, clear markings, and excellent visibility when marking or scribing along edges.
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Integrated edge markings for rapid layout, scribing parallel lines, and transferring measurements directly from your saw or work surface.
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Trusted Swanson quality for consistent performance across framing, roofing, cabinetry, and general woodworking projects.
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One-piece design minimizes wear and misalignment, giving you reliable accuracy season after season.
Why this speed square helps you
Whether you’re framing a wall, cutting rafters, or laying out a cabinet run, this aluminum speed square delivers instant, repeatable results. Its geometry makes it simple to:
- Check square corners on studs, headers, and headers-to-joists during framing.
- Mark 45-degree and 90-degree cuts quickly, reducing the need for multiple tools on site.
- Transfer precise angles from plan to board, ensuring consistency across all pieces.
- Lay out stair stringers and roof pitches with confidence, thanks to reliable reference geometry.
Who this is ideal for
Carpenters, remodelers, DIY enthusiasts, and hobbyists who value speed, accuracy, and portability in a single, durable tool. If you frequently work with boards, plywood, or composite materials, this 12-inch aluminum speed square becomes a staple in your toolkit.
Practical tips and best practices
- Keep the edge flush against the workpiece to maintain accurate marks and measurements.
- Use the built-in 90° and 45° references for quick beveling without switching tools.
- Store in a dry place to preserve the aluminum finish and ensure long-term accuracy.
Upgrade your layout game with the Swanson 12 in. Aluminum Speed Square — a simple, dependable solution that helps you cut to the mark, every time.
