Protractors | McMaster-Carr

Filter by

System of Measurement

Arm Length

Material

Head Shape

Angle Measured

Mount Type

Angle Increments

Ruler System of Measurement

Inch

Metric

Diameter

Angle Numeric Increments

Display Type

Shape

Length

Color

Vial Accuracy

Manufacturer

Number of Arms

Blade Length

Angle Accuracy @ Zero Point

-0.10° to 0.10° @ 0° to 10°

-0.05° to 0.05° @ 0° to 10°

RoHS

Compliant

Compliant with Exemptions

Overall Length

Graduations

Arm Numeric Increments

4/32"

Export Control Classification Number (ECCN)

EAR99

DFARS Specialty Metals

REACH

159 Products

Measuring and Inspecting

Protractors

Set bevels and measure angles with everything from pocket-size to long-arm protractors

34 products

Angle Indicators

Align pipe and other equipment by measuring angle, level, or tilt

24 products

Squares

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

24 products

Angle Identifiers

Place the edges against fittings, dies, and other objects to quickly verify angles up to 45°

2 products

Combination Square Heads

Attach combination square blades to form a combination square

18 products

Depth Gauges

Reach into slots, counterbores, and other holes to measure depth

3 products

Combination Square Blades

Connect to a combination square head to create a combination square

18 products

Squareness Gauges

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

3 products

Angle Transfers

Duplicate any angle in construction and other applications

2 products

Straightedge/Protractors

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

2 products

Parallel Rules

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

1 product

Center Punch/Angle Indicators

Find the center of pipe and other parts and determine setup angles on milling machines and grinders

3 products

Levels

Ensure surfaces are completely horizontal or vertical

12 products

Level Mounts

Strap to nonmagnetic surfaces to attach a magnetic level

1 product

Optical Comparators

Magnify your part to check for dimensional accuracy and surface defects

2 products

Light Meters

Measure light quality and intensity

2 products

Fabricating and Machining

Multitools

A variety of tools and blades all in one

1 product