Straightedges | McMaster-Carr

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System of Measurement

Length

Material

Stainless Steel

Edge Shape

Thickness

Reading Direction

Flexibility

Graduations

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

Blade Length

Numeric Graduations

Export Control Classification Number (ECCN)

REACH

Orientation

Graduation Type

Segment Length

Graduation Location

Performance

Corrosion Resistant

High Visibility

Graduation Color

Blade Graduations

Certificate Type

Calibration Certificate Traceable to NIST

Calibration Certificate with Test Data Traceable to NIST

How can we improve?

777 Products

Measuring and Inspecting

Straightedges

Draw straight lines and check the straightness of surfaces

Parallel Rules

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

Straightedge/Protractors

Straightedge/Protractors

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

Rulers

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

Squares

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

Staff Gauges

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

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

Magnifiers

Workstation, hand-held, headband, and eyeglass magnifiers

Fabricating and Machining

Saw Guides

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

Plasma Cutter Guides

Plasma Cutter Guides

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

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