Best Combination Squares 2024 - Top 10 Picks

This is the ultimate buyer's guide to finding the right combination squares to suit your needs. We review the 10 best combination squares on the market so you know that your next decision will be a smart one!

When you're trying to select the good combination squares, there are a lot of factors to consider. This page has everything you need to know in one place.

This guide will help you avoid the pitfalls that come with researching combination squares.

You don't have to try out every combination squares to find one that meets your needs. After extensive research and hours of in-person tests, we've found the best combination squares to be IRWIN Combination Square, 12”, 45-90 Degree Marking, Stainless Steel (1794469). There are a lot of sub-par products out there, but this product is one of the highest quality you'll find. Next best option is Irwin Tools Combination Square, Metal-Body, 12", 1794469 and Combination Square, Metal-Body, 6-Inch (1794468).

Choosing the combination squares can be a daunting task, especially if you're doing it for the first time. Here's what we recommend based on our extensive research. We've compiled a list of the highest rated combination squares. The following products are some of the best you can get right now.

List of Top 10 Combination Squares

Review of Best Combination Squares

1. IRWIN Combination Square, 12”, 45-90 Degree Marking, Stainless Steel (1794469)

  • Black precision-etched scales
  • Durable cast zinc body
  • Rust proof stainless steel blade
  • Perfect for 90° and 45° marking
  • Can be used as a gauge for transferring measurements

2. Irwin Tools Combination Square, Metal-Body, 12", 1794469 and Combination Square, Metal-Body, 6-Inch (1794468)

  • Black precision-etched scales
  • Durable cast zinc body
  • The black, precision-etched scales on this combination square give accurate 90° and 45° readings
  • This combination square has a cast-zinc body for durability

3. Klein Tools 935CSEL Combination Square Ruler for Electricians and Carpenters, Stainless Steel Double Sided Ruler, Bubble Level, Magnetic

  • MAGNETIC QUICK ADJUST: Powerful Rare-Earth magnets enable easy ruler adjustments while holding the ruler firmly to the body
  • DURABLE ALUMINUM BODY: Lightweight and durable aluminum body with precision-machined 45 and 90-degree edges for setting the perfect angle on miter saws or table saws
  • INTEGRATED CONDUIT LAYOUT TEMPLATE: Effortlessly find center knockouts for EMT using the integrated conduit layout template
  • DOUBLE-SIDED RULER: Versatile double-sided ruler with measurements in 1/8-Inch and 1/16-Inch increments on one side and electrical panel schedule and conduit layout template on the other side
  • DEEPLY ETCHED MARKINGS: 12-Inch rustproof stainless steel ruler with deeply etched markings that prevent the print from rubbing off

4. Stainless steel t square ruler Adjustable sliding combination Square Square Ruler & Protractor Level Measure Measuring Set 4-Piece 12" 4R Combination Square

  • Protractor square ruler made of high quality stainless steel, rustproof, durable, durable
  • 0-180 degree measurement range with an accuracy of 5' / 0.08 degrees
  • This woodworking workshop uses a beveled edged blade, roller knobs and fine adjustments. Each tick mark is laser engraved, so it is a laser engraving scale.
  • Ideal for measuring the inside and outside corners of parts
  • Straight ruler length is 300mm

5. Mr. Pen- Rafter Square and Combination Square Tool Set, Black, 7" Square, 12" Aluminum Carpenter Square, Framing Square, Square Tool, Woodworking Square, Combo Square, 7 Inch

  • Package includes 1 piece of 12" combination square and 1 piece of 7" rafter square. The 12" combination square can be used as a level, depth gauge, and ruler, while the 7" rafter square can be used as a straight edge for marking and sawing.
  • 12-inch heavy-duty combination square ensures accuracy with its spring-loaded brass bolt. It includes a brass scriber and level while its stainless steel blade is precisely marked with inch and cm graduations in 1/16,1/8, and 1/32 Inch increments for your convenience.
  • 7-inch triangle square is perfect for use on the job site or at home; this heavy-gauge die-cast billet aluminum alloy square fits easily into your pocket and comes with gradations to mark common, hip, valley, and jack rafters. The non-glare matte finish makes it easy to read in any light condition.
  • Mr. Pen 12" combination square is designed with a durable, rustproof stainless steel blade to last through tough job site conditions, while Mr. Pen 7" rafter square is made of heavy-gauge die-cast billet aluminum alloy construction that increases accuracy over laser-etched extruded stamped rafter squares.
  • Both tools are specifically designed to fit easily into your pocket, making them extremely convenient when you need them most! The 7" Rafter Square also features high visibility white gradations with a non-glare matte finish for easy reading in lighting conditions.

6. Swanson Tool Co S0101TC132 Value Pack with Speed Square Layout Tool, Blue Book and 12 Inch Combination Square

  • Two great tools, the Speed Square and Combo Square, both offer easy - and accurate - 90° and 45° marking
  • The Swanson Speed Square belongs on every tradesman's tool bench; functions as a Try Square, Miter Square, saw guide, line scriber, and protractor
  • The speed square's heavy-gauge billet aluminum alloy construction is die-cast for accuracy that’s way better than a laser-etched/stamped and extruded rafter square and its high-visibility, black gradations with a non-glare, matte finish make for easy reading in any lighting conditions
  • This value pack includes our pocket-sized Swanson Blue Book, a comprehensive guide to help workers make correct angle cuts for any pitched roof
  • Swanson combination squares are durable, made with rust-proof stainless steel blades and are marked with precision etched imperial (inch) and metric (centimeter) graduations in both mm and 1/16, 1/8, and 1/32 marks

7. Johnson Level & Tool 406EM Professional Inch/Metric Combination Square, 6", Silver, 1 Square

  • COMBO SQUARE: The square head of this Johnson metal square ruler is CNC machined for enhanced precision. Its Auto-Lock blade assembly makes it easy to accurately align tools for usage. It gives the accuracy and precision needed for every job.
  • STAINLESS BLADE: This combination square tool has a stainless steel blade with English and metric graduations of 1/8"; 1/16"; and 1/32"; as well as metric graduations that are permanently imprinted; so they will never fade or degrade.
  • CAST ZINC HEAD: The durable acrylic vial; heavy-duty cast zinc head with a chip-resistant e-coating finish; and reinforced screw-in scriber that won't fall out make this square withstand even the worst construction site usage.
  • APPLICATIONS: The CNC-machined head of the measuring tool acts as a stop; ensuring layout lines are always square to the edges. This makes it an ideal machinist's square; straightedge; adjustable try square; miter square; marking gauge; and depth gauge.
  • PRODUCT SPECIFICATIONS: This silver 6’’ combination square measures ‎0.6 × 4.2 × 8.2 inches and weighs 0.6 ounces (22.68 g). This Johnson Level tool is designed and manufactured with precision in the United States.

8. Johnson Level & Tool 400EM-S Heavy Duty Professional Inch/Metric Metal Combination Square, 12", Silver, 1 Square

  • COMBO SQUARE: The square head of this Johnson metal square ruler is CNC machined for enhanced precision. Its Auto-Lock blade assembly makes it easy to accurately align tools for usage. It gives the accuracy and precision needed for every job.
  • STAINLESS BLADE: This combination square tool has a stainless steel blade with English and metric graduations of 1/8"; 1/16"; and 1/32"; as well as metric graduations that are permanently imprinted; so they will never fade or degrade.
  • CAST ZINC HEAD: The durable acrylic vial; heavy-duty cast zinc head with a chip-resistant e-coating finish; and reinforced screw-in scriber that won't fall out make this square withstand even the worst construction site usage.
  • APPLICATIONS: The CNC-machined head of the measuring tool acts as a stop; ensuring layout lines are always square to the edges. This makes it an ideal machinist's square; straightedge; adjustable try square; miter square; marking gauge; and depth gauge.
  • PRODUCT SPECIFICATIONS: This 12’’ combination square measures ‎0.75 × 5.5 × 12 inches and weighs 4.8 ounces (0.18 kg). This Johnson Level tool is designed and manufactured with precision in the United States.

9. iGaging Combination Square Set 6" & 12" 4R Steel Blade High Precision

  • Set of Combination Squares 6" and 12" High Precision
  • 6" 4R blade and 12" 4R blade
  • Heavy duty hardened, precision ground satin chrome blade
  • Easy to read laser etched graduations
  • Made to US Standard Accuracy and Squareness. Comes in Storage Case, with foam insert.

10. Johnson Level & Tool 415 Structo-Cast Combination Square, 12", Silver, 1 Square

  • COMBO SQUARE: Johnson Structo-Cast carpentry square provides the accuracy and precision required for any work. It is an essential tool for any tradesman. This tool is made of Polystyrene/Stainless Steel for durability.
  • READABILITY: The stainless steel blade of the measurement gauge has permanently stamped English graduations of 1/8"; 1/16" and 1/32"; so you'll never worry about them wearing or fading.
  • ACCURATE MEASUREMENTS: This combination square tool has a durable acrylic vial and a heavy-duty Structo-Cast molded reversible head with a lock bolt and steel screw for consistently accurate measures.
  • APPLICATIONS: From carpentry to stone masonry to metalworking; this measuring ruler comes in useful for a variety of project and tool-setup applications. It also functions as a straightedge; an adjustable try square; a miter square; a marking gauge; and a depth gauge for machinists.
  • PRODUCT SPECIFICATIONS: This Johnson Level Metal Square measures ‎0.75 × 5.75 × 12 inches and weighs about 10.4 ounces (0.39 kg).

Last update on 2024-04-25 / Affiliate links / Images from Amazon Product Advertising API

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