Iron Squares | McMaster-Carr

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Material

T15 High-Speed Tool Steel

Square Head Material

Blade Length

Measuring Component

Protractor Head

Square Head with Built-In Level

Manufacturer

Length

System of Measurement

Manufacturer Model Number

Performance

Scratch Resistant

Graduations

Blade Material

Stainless Steel

Head Length

DFARS Specialty Metals

Export Control Classification Number (ECCN)

REACH

RoHS

Compliant with Exemptions

Numeric Graduations

Blade Width

Width

Blade Color

Application

Graduation Type

Center Head Material

Shape

Housing Material

For Use On

Stainless Steel

How can we improve?

77 Products

Measuring and Inspecting

Combination Square Heads

Combination Square Heads

Attach combination square blades to form a combination square

Squares

Check 90° angles during layout work with combination, angle, or pipefitters' squares

Squareness Gauges

Squareness Gauges

Check frames and machined parts to see if they are leaning or uneven

Levels

Ensure surfaces are completely horizontal or vertical

Fabricating and Machining

Fixture Squares

Fixture Squares

Build different fixtures on multiple sides of the same block

Lathe Tool Blanks

Lathe Tool Blanks

Machine custom lathe tool bits

Raw Materials

Steel

Strong, machinable, and weldable—all with material certificates for traceability

The quick brown fox jumped over the lazy dog. Pedestal (35" Ht. x 4" Wd. x 4" Dp.)