Angle Scales | McMaster-Carr

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Graduation Type

Measuring Component

Square Head with Built-In Level

Head Length

315 Products

Measuring and Inspecting

Protractors

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

36 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

114 products

Combination Square Blades

Connect to a combination square head to create a combination square

17 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

28 products

Gauge Blocks

Confirm dies, fixtures, and other workpieces meet precise tolerances and calibrate measuring tools

1 product

Squareness Gauges

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

3 products

Chamfer Gauges

Check the diameter of chamfered edges to make sure they're within tolerance

21 products

Countersink Gauges

Catch sizing errors in countersunk holes to keep fasteners from protruding and creating weak points

19 products

Angle Transfers

Duplicate any angle in construction and other applications

2 products

Parallel Rules

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

1 product

Straightedge/Protractors

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

2 products

Straightedges

Draw straight lines and check the straightness of surfaces

1 product

Center Punch/Angle Indicators

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

5 products

Level Mounts

Strap to nonmagnetic surfaces to attach a magnetic level

2 products

Shaft Alignment Kits

Confirm that shafts are aligned or measure the degree of their misalignment

9 products

Levels

Ensure surfaces are completely horizontal or vertical

26 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

Rotary Angle Indexers

Position round workpieces at precise, repeatable angles for machining flats, hexes, and key slots

2 products

Sine Bars

Measure, mark, and inspect exact angles on dies and other precision parts

2 products