The 6 Best Combination Squares
We spent 26 hours on research, videography, and editing, to review the top choices for this wiki. As the old adage goes, "Measure twice, cut once," and these combination squares will allow you to do just that. Offering precise distances down to fractions of an inch as well as angle measurements as accurate as 0.001 of a degree, they are ideal for getting the perfect finish on any job, and should be a staple in any contractor's or handyman's tool box. When users buy our independently chosen editorial picks, we may earn commissions to support our work. Skip to the best combination square on Amazon.
6. PEC Machinist
With black-inked, etched measurements allowing for easy and precise reading, the PEC Machinist is a professional-grade tool suitable for the most demanding metal- or wood-working applications. It's made in the USA with a durable satin-chrome finish.
- cast-iron head with level
- versatile four-piece set
- surface may rust slightly
|Rating||4.1 / 5.0|
5. C33H-6-4R 6-Inch
Starrett Tools' C33H-6-4R 6-Inch combines professional workmanship with a compact size to aid with intricate woodworking projects in your shop. Markings are deeply etched into the tempered blade, making this an easy-to-read, long-lasting addition to the tool chest.
- head made of hardened steel
- resilient high-quality finish
- more expensive than most options
|Rating||4.0 / 5.0|
4. Empire E280
Whether serving as a professional contractor's backup unit or as the principle choice for the DIY enthusiast, the low-priced Empire E280 is a fine tool to have on hand. At sixteen inches long, it helps you accurately square any size of project.
- high-quality level ensures accuracy
- backed by lifetime warranty
- crafted in the usa
|Rating||4.2 / 5.0|
3. Irwin Tools
Available with 6-, 12-, and 16-inch blades, this Irwin Tools model is versatile enough for use on many different projects while it can still be tucked away in most toolboxes. Its durable cast-zinc body gives the it a comfortable heavy-duty feel.
- stainless steel blade resists rust
- large and easy-to-see level
- great for common woodworking tasks
|Rating||4.5 / 5.0|
1. Starrett C33H-12-4R
Finely crafted with a head of high-strength forged steel and coated in smooth black enamel, the Starrett C33H-12-4R 12-inch relies on its superior craftsmanship to help you tackle even professional tasks, with graduated markings as small as 1/64th of an inch.
- precision-ground bearing surface
- hardened and tempered blade
- high quality is worth the price
|Rating||5.0 / 5.0|