Straightedges | McMaster-Carr

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System of Measurement

Length

Material

Stainless Steel

Edge Shape

Thickness

Reading Direction

Graduations

Flexibility

Length Accuracy

-0.007" to 0.012"

-0.005" to 0.005"

-0.005" to 0.010"

-0.004" to 0.004"

-0.0035" to 0.004"

-0.0035" to 0.005"

-0.0035" to 0.006"

-0.0035" to 0.007"

-0.0035" to 0.008"

-0.003" to 0.003"

-0.0025" to 0.0025"

-0.002" to 0.002"

-0.0015" to 0.0015"

-0.001" to 0.001"

-0.0005" to 0.0005"

-0.11 mm to 0.25 mm

-0.09 mm to 0.1 mm

-0.09 mm to 0.13 mm

Color

Hole Diameter

RoHS

Compliant with Exemptions

DFARS Specialty Metals

REACH

Numeric Graduations

Export Control Classification Number (ECCN)

Blade Length

Orientation

Graduation Type

Segment Length

Graduation Location

Graduation Color

Performance

Corrosion Resistant

High Visibility

Blade Graduations

Certificate Type

Calibration Certificate Traceable to NIST

Calibration Certificate with Test Data Traceable to NIST

How can we improve?

773 Products

Straightedges

Straightedges

Draw straight lines and check the straightness of surfaces

Parallel Straightedges

Parallel Straightedges

Level machinery, check surface flatness, and mark work positions

Straightedges with Graduations

Straightedges with Graduations

Take measurements, draw straight lines, and check the straightness of surfaces

Folding Triangle Straightedges

Folding Triangle Straightedges

Unfold and lock the corners to form a triangle for marking angles

Triangle Straightedges

Triangle Straightedges

Mark and cut straight lines or 90° angles

Other Products

Rulers

Horizontal, vertical, circumference, center-finding, and pica rulers

Parallel Rules

Draw parallel lines, as well as circles, arcs, and angles

Squares

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

Saw Guides

Clamp onto your workpiece to make straight cuts with circular saws, jigsaws, and routers

Staff Gauges

Typically mounted to walls and tanks for measuring the level of liquids, such as water, fuel, and oil

Straightedge/Protractors

Straightedge/Protractors

Draw straight lines and measure angle, slope, and rise with one tool

Levels

Ensure surfaces are completely horizontal or vertical

Plasma Cutter Guides

Plasma Cutter Guides

Pair with a plasma or oxyacetylene torch for balance and stability as you cut and bevel shapes

Magnifiers

Workstation, hand-held, headband, and eyeglass magnifiers

Squareness Gauges

Squareness Gauges

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

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