Metric Plug Gauges | McMaster-Carr

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System of Measurement

Plug Gauge Size

0.2000 mm to 1.2800 mm

0.201 mm

0.2100 mm to 1.2900 mm

0.2200 mm

0.2200 mm to 1.5000 mm

0.2300 mm

0.2300 mm to 1.5100 mm

Gauge Measurement Type

No-Go

Size-Checking Gauge Class

Certificate Type

Accuracy Certificate Traceable to NIST

Calibration Certificate Traceable to NIST

Increment

Length

Thread Size

RoHS

REACH

Hardness

Surface Smoothness, RMS

4 μin

8 μin

10 μin

Export Control Classification Number (ECCN)

Pitch

DFARS Specialty Metals

Exempt

U.S.–Mexico–Canada Agreement (USMCA) Qualifying

Specifications Met

Finish

Thread Direction

End Color

Number of Pieces

Container Type

Color

Screw Size

For Plug Gauge Thread Diameter

Battery Charger Voltage

308 Products

Plug Gauges

Class Z Plug Gauges

Check hole diameters to a tolerance of 0.0001" or 0.0025 mm

16 products

Class X Plug Gauges

Check hole diameters to a tolerance of 0.00004" or 0.001 mm

20 products

Plug Gauges with Handle

Take go and no-go measurements with a single tool

18 products

Go/No-Go Hex Plug Gauges with Handle

Confirm hex drives on socket head screws are within tolerance

15 products

Go/No-Go Threaded Plug Gauges with Handle

The handle gives you a good grip to quickly thread and unthread go and no-go gauges

114 products

Plug Gauge Sets

Keep multiple sizes of plug gauges on hand

62 products

Threaded Plug Gauges

Test if internal threads fall within tolerance

36 products

Go/No-Go Left-Hand Threaded Plug Gauges with Handle

Check that left-hand threads fall within tolerance

20 products

Other Products

Plug Gauge Drivers

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

7 products