The Empire E250 12 in. Combination Square is a heavy-duty layout and measuring tool for carpentry, woodworking, and general shop setup. This is a combination square designed for measuring, marking, and checking 90 degree and 45 degree references. Model Number: E250. If you need one tool for transferring lines, checking square, setting blade height, and verifying level or slight slope, this is the kind of tool that earns a permanent spot on the bench.

What makes this one useful in real work is that it does more than just act like a ruler with a head on it. The 12 inch blade gives you enough reach for common trim, cabinet, and shop tasks, while the Blade-Lock system and self-aligning draw bolt let you move the blade quickly and hold the setting securely. That saves time when you are bouncing between repeated measurements, setting fence or blade height, or laying out joinery.

The stainless steel blade matters because it is not just there for durability on paper. Stainless resists rust and corrosion, which is a big deal in garages, vans, basements, and jobsites where tools do not always live in perfect conditions. The etched markings are there for the same reason. They stay readable longer, and high-visibility graduations help when you are trying to make a clean mark under shop lighting instead of squinting at a worn scale.

Empire also gives this square a precision machined head, which is the part that really decides whether a combination square is useful or just decorative. A properly machined head helps the tool register consistently against an edge so you can check squareness, strike perpendicular lines, and make setup adjustments without second-guessing the reference. The rational dimensions and heavy-duty build are geared toward everyday use rather than occasional drawer duty.

The built-in True Blue vial adds another layer of usefulness. Instead of carrying a separate small level for quick checks, you can use the square to verify level and check 1 degree and 2 degree slope. That is handy for punch-list work, machine setup, conduit or pipe runs, and any layout task where square and level checks tend to happen back to back.

Empire also includes an onboard scriber pin, which is one of those simple features that saves a step. When you are working on wood, sheet goods, or other markable materials, you can move from measuring to marking without reaching for another tool. For users doing repetitive layout, that speeds up workflow and keeps your reference tied to the same tool.

In terms of who it fits best, this hand tool makes sense for carpenters, woodworkers, remodelers, welders, maintenance techs, and serious DIY users who want a dependable 12 inch combination square without stepping into premium machinist-square pricing. It is especially useful for saw setup, layout lines, checking stock, and general bench work. If you need a compact layout tool that covers measuring, squareness, angle reference, and quick leveling in one piece, this is a practical buy.

Empire E250 12 in. Combination Square Gets the Everyday Stuff Right

This is the kind of square that makes sense for users who want real shop usefulness, solid readability, and repeatable layout performance without paying premium machinist-tool money.

• Who it's for: Carpenters, woodworkers, remodelers, maintenance techs, and serious DIY users who need one square for layout, checking, and setup work.
• Why it stands out: The etched stainless steel blade, machined head, Blade-Lock, True Blue vial, and onboard scriber give it more day-to-day usefulness than a basic square.
• Worth knowing: This is a single 12 inch combination square, not a multi-piece layout set. If you want one tool that covers the common jobs well, it is a smart pickup.

• What type of tool is this? It is a 12 inch combination square used for measuring, marking, and checking square, angle, and level references.
• What is the blade made from? The blade is stainless steel with etched markings for durability and readability.
• Does it have a level vial? Yes. It includes a True Blue vial and is described for checking level along with 1 degree and 2 degree slope.
• Is this made in the USA? Supplementary product data lists it as made in the USA.