1. Long-lasting Construction - Our stair gauge features a specially treated anodized aluminum surface, ensuring corrosion and rust resistance for long-lasting durability in any woodworking project. 2. Versatile Compatibility - This stair gauge for speed square designed to work seamlessly with most wood boards less than 0.315 inches (8mm) thick, this stair gauge tool is an essential tool for framing square and jig projects that require precision. 3. Hexagonal Design - The unique hexagonal shape of carpenter tools enhances friction and minimizes slippage, making it both aesthetically pleasing and functional. This ergonomically designed framing jig circular saw is perfect for both professionals and DIY enthusiasts. 4. Ribbed Nut End - The framing jig ribbed design on the nut end increases friction, allowing for easy adjustments even when users are wearing gloves, ensuring that your measurements are secure and reliable. 5. Added Convenience - Equipped with a multifunctional keychain feature, this stair stringer gauge is easy to carry and access, ensuring you have your essential tools on hand whenever you need them.