WORKPRO Aluminum Alloy Carpenter Square and Zinc-Alloy Square Ruler Set

The WORKPRO Aluminum Alloy Carpenter Square and Zinc-Alloy Square Ruler Set gives woodworkers and builders two foundational layout tools in a single package. Designed to tackle everyday measuring, marking, and checking, this pair pairs a 7-inch rafter square with a 12-inch combination square. It provides a straightforward solution for squaring lumber, setting angles, and verifying flat edges.

Durability and legibility drive the design of both tools. The rafter square is die-cast from heavy-gauge aluminum alloy and treated with a low-glare, protective powder coat featuring permanent deep markings and white graduations. Meanwhile, the combination square pairs a die-cast zinc-alloy head with a stainless steel matte-finish ruler. Deeply etched graduations on the steel blade provide scale increments down to 1/16-inch, 1/32-inch, and 1 millimeter, preventing worn-off numbers over time.

Both tools offer practical adjustments and functional versatility in the workshop. The rafter square incorporates a lipped fence that sits flush against board edges, allowing it to act as a direct cutting guide for cross-cutting timber while doubling as a framing, try, miter, or protractor square. On the combination ruler, a spring-loaded screw makes it simple to slide or detach the stainless steel blade, while a built-in level vial and attached metal scriber assist with quick leveling and precise line scribing.

While the set covers essential marking needs, its physical dimensions dictate its working limits. The rafter square measures 7 inches, which is ideal for standard framing lumber but may require larger layout tools for wider sheet goods. Additionally, the provided specifications do not detail the exact blade thickness or ruler width beyond its 12-inch length.

Verdict: This two-piece layout kit is a dependable choice for carpenters, woodworkers, and DIY enthusiasts needing versatile 90-degree and 45-degree reference tools. Its all-metal construction and high-visibility markings make it well-suited for everyday shop and jobsite measurements.

• Rafter Square Material: Die-cast heavy-gauge aluminum alloy
• Rafter Square Size: 7 inches
• Rafter Square Finish: Low-glare protective powder coating with white graduations
• Combination Square Head Material: Die-cast zinc alloy
• Ruler Material: Stainless steel with matte finish
• Ruler Length: 12 inches
• Ruler Scale Increments: 1/16-inch, 1/32-inch, and 1mm
• Integrated Accessories: Level vial and metal scriber
• Angle Capabilities: 90 degrees and 45 degrees

A great fit if you:

• Need both a 7-inch rafter square and a 12-inch combination ruler for carpentry projects
• Work in varying lighting conditions and need clear, low-glare markings
• Want built-in extras like a leveling vial and a dedicated metal scriber
• Routinely mark or cross-cut dimensional lumber at 45-degree and 90-degree angles

Consider something else if you:

• Require a rafter square larger than 7 inches for oversized framing material
• Prefer composite or plastic layout tools over heavier metal builds

What materials are used to construct these squares?
The rafter square is made from die-cast heavy-gauge aluminum alloy with a powder-coated finish. The combination square features a die-cast zinc-alloy body paired with a matte-finish stainless steel ruler.

What measurement units and minimum increments are included on the combination ruler?
The 12-inch stainless steel ruler features deeply etched markings with minimum graduation increments of 1/16-inch, 1/32-inch, and 1mm.

Can the rafter square be used as a saw guide?
Yes, the rafter square features a lipped fence that rests flush against lumber edges, allowing it to function as a guide for cross-cutting.

Does the combination square include any extra tools?
Yes, the combination square includes a built-in, easy-to-read level vial and a removable metal scriber housed on its side.