8 Best Combination Squares | March 2017

We spent 25 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 .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. Skip to the best combination square on Amazon.
8 Best Combination Squares | March 2017

Overall Rank: 8
Best Mid-Range
Overall Rank: 1
Best High-End
Overall Rank: 5
Best Inexpensive
The iGaging 3 Piece Precision combination square and center finder head has a hardened and tempered satin chrome finished 4R blade that will stand up to the rigors of daily use on the job site. Its etched measurements span the range from eighths to sixty-fourths.
This BORA 531120 Magnetic Combination Square draws its magnetic power from a series of strong rare earth magnets, so it can easily support its own weight when slung under or stuck onto surfaces containing even lower trace amounts of steel or iron.
The Oshlun MTM-CS 12-Inch combination square set allows for minute, precise measurements as its blade and components are graduated in eighths, sixteenths and in one millimeter segments. Take measurements by miter square, depth gauge, height gauge, scribe, and spirit level.
Whether serving as a professional contractor's backup unit or as the principle choice for the DIY enthusiast, the pint-sized and low-priced Empire Level E255 Pocket combination square is a fine tool to have on hand. At just six inches long, it's always ready to travel.
  • level ensures angles to .001 of a degree
  • self-aligning draw bolt
  • slide action not smooth
Brand Empire Level
Model E255
Weight 0.8 ounces
This well-made, highly accurate Starrett C33H-12-4R 12-inch combination square features a reversible lock bolt, a scriber, and a spirit level, all of which allow you to take exacting measurements and ensure your angles are precise. Its block has an enameled finish.
  • accurately ground bearing surface
  • machine divided, tempered square blades
  • expensive but built to last
Brand Starrett
Model C33H-12-4R
Weight 1.2 pounds
This IRWIN Tools Combination Square features a 16-inch ruler, so it's large enough for use on many projects, yet can still be tucked away in most tool boxes. Its cast zinc body is solid and durable and gives the combination square a good weight and heft.
  • rust-proof stainless steel blade
  • large easy to see level
  • good reviews from owners
Brand Irwin Tools
Model 1794471
Weight 15.2 ounces
The Swanson SVC133 Savage Combination Square is made with "aerospace aluminum" and an acrylic block vial, so it's both lightweight and durable. This is a great choice for the hobbyist or DIY carpenter, as it is a low cost, but decent quality, tool.
  • brass tightening bolt
  • clear chemical etching
  • fits in a large pocket
Brand Swanson
Model SVC133
Weight 8.8 ounces
The PEC Tools Combination Machinist Square is a professional grade tool suitable for the most precise, demanding applications. It features markings that are precision photo etched and black filled for easy readability, so you'll always know your measurements are correct.
  • machined cast iron head
  • comes with blow molded case
  • made in the united states
Brand PEC Tools
Model pending
Weight 3.6 pounds
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Last updated: 03/25/2017 | Authorship Information