Straightedges | McMaster-Carr

Filter by

System of Measurement

Length

Material

Stainless Steel

Thickness

Edge Shape

Reading Direction

Flexibility

Color

Graduations

Numeric Graduations

Blade Length

Hole Diameter

RoHS

Compliant with Exemptions

DFARS Specialty Metals

REACH

Export Control Classification Number (ECCN)

Graduation Type

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"

Measurement System

Certificate Type

Calibration Certificate Traceable to NIST

Calibration Certificate with Test Data Traceable to NIST

Graduation Color

Orientation

Graduation Location

Segment Length

Blade Graduations

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.)