Center Gauges | McMaster-Carr

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546 Products

Measuring and Inspecting

Thread Size Identifiers

Thread Size Identifiers

Confirm your fastener's thread size, pitch, or threads per inch

Caliper Tips

Install on your caliper to measure hard-to-reach areas or center-to-center distances

Calipers

Take inside, outside, and depth measurements with more precision than a ruler

Protractors

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

Squares

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

Combination Square Blades

Combination Square Blades

Connect to a combination square head to create a combination square

Combination Square Center Heads

Combination Square Center Heads

Attach combination square blades to form a combination square

Machine Tool Indicator Contact Points

Machine Tool Indicator Contact Points

Replace the contact point on your machine tool indicator

Machine Tool Indicators

Machine Tool Indicators

Find the exact edge of a workpiece without math or guesswork to quickly align your machining setup

Rulers

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

Threaded Hole Location Gauges

Threaded Hole Location Gauges

Pinpoint the true center of threaded holes to precisely align and measure parts

Tape Measures

Standard, long, center-finding, and flexible tape measures

Center Finders

Line up your drill with the center of round bars and pipe

Edge Finders

Locate edges, shoulders, center points, and lines on workpieces in milling machines

Transfer Punches

Transfer Punches

Mark the center of an existing hole onto a separate workpiece

Center Punch/Angle Indicators

Center Punch/Angle Indicators

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

Center Punches

Mark center holes in metal and other material

Layout Compasses

Layout Compasses

Draw circles and transfer distance measurements

Material Handling

Robot Tool Calibration Styli

Robot Tool Calibration Styli

Calibrate robot arm movement for precision in tasks such as attaching fasteners

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