Gauge Pins | McMaster-Carr

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System of Measurement

Plug Gauge Size

Diameter

Size-Checking Gauge Class

Gauge Measurement Type

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Accuracy Certificate Traceable to NIST

Calibration Certificate Traceable to NIST

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Number of Pieces

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Compliant with Exemptions

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Export Control Classification Number (ECCN)

EAR99

DFARS Specialty Metals

Specifications Met

3,038 Products

Measuring and Inspecting

Plug Gauges

Verify the diameter or threads of machined holes in finished parts; also called pin gauges

1,026 products

Plug Gauge Handles

Add both a go gauge and a no-go gauge to create a custom tool for checking hole diameters

27 products

Plug Gauge Drivers

Test thread tolerance in seconds to save time during high-volume work

1 product

Threaded Hole Location Gauges

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

70 products

Fabricating and Machining

Core Pins

Add to molds and pour in plastic to form holes in finished parts

1,274 products

Ejector Pins

Push finished parts out of molds

361 products

Ejector Sleeves

Use with mold pins to form holes, bosses, and other features in parts

39 products

Ejector Blades

Flat end pushes thin-walled parts out of molds better than ejector pins

106 products

Punch Pins

Use with press dies to punch 1/8" and larger holes; modify to fit your application

30 products

Die Bushings

Guide pins and punches in molds and stamping dies or reduce friction between ejector pins and plates

102 products