Aluminum Stair Gauge Clamp for Framing Square & Rafter Layout
Aluminum Alloy Stair Gauge – Precision Clamp for Framing Squares & Rafters
Take the guesswork out of stair and rafter layout with this sturdy square auxiliary clamp stair gauge. Machined from durable aluminum alloy, this compact hex flat gauge slides onto the blade of any standard framing square and locks in place with a secure thumb screw — giving you a reliable, repeatable reference point every time you mark a cut or lay out a stringer.
Whether you're a seasoned carpenter framing a flight of stairs or a DIY enthusiast tackling rafter layout for the first time, this stair gauge keeps your measurements consistent from the very first mark to the last, saving you time and reducing costly errors on the job site or in the workshop.
Made in Mainland China.
Key Features
- Versatile Application: Ideal for stair stringer layout, rafter marking, and any task requiring a fixed stop on a framing square.
- Aluminum Alloy Construction: Lightweight yet robust material resists wear for long service life across countless projects.
- Thumb Screw Lock: Tightens quickly and firmly without tools — set your measurement, lock it down, and repeat with confidence.
- Square Hex Flat Profile: Designed to clamp flush against the flat blade of a framing square for a play-free, accurate fit.
- Compact Size: 41 × 8 mm footprint adds minimal bulk while keeping your square easy to handle.
- Blue Anodized Finish: Easy to spot on a busy workbench and helps resist corrosion.
Specifications
| Material | Aluminum Alloy |
| Color | Blue |
| Dimensions | 41 × 8 mm |
| Fastening | Thumb Screw |
| Compatible With | Standard Framing Squares & Rafter Squares |
| Package Contents | 1 × Stair Gauge Clamp |
Note
Screen colors may vary slightly from the actual product due to monitor calibration and lighting. Please allow a slight tolerance (±1 mm) for manual measurement.
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Frequently Asked Questions
Q: What is a stair gauge clamp used for in woodworking?
A: A stair gauge clamp attaches to the blade of a framing square and acts as a fixed stop or reference point. This lets you mark consistent rise and run measurements across every stair stringer or rafter without re-measuring each time, dramatically improving accuracy and efficiency on stair-building and rafter-layout projects.
Q: Will this aluminum alloy stair gauge fit my framing square?
A: This stair gauge is designed to work with standard framing square blades. Its hex flat clamp profile and adjustable thumb screw accommodate a wide range of square thicknesses, providing a snug, slip-free fit. If your square blade is within standard dimensions (typically 1/8" thick), this gauge should fit securely.
Q: How many stair gauge clamps come in the package?
A: Each order includes 1 × aluminum alloy stair gauge clamp. For a complete set to mark both rise and run simultaneously on a single framing square, simply order two units.