Test Indicators | McMaster-Carr

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609 Products

Measuring and Inspecting

Variance Indicators

Variance Indicators

Identify small dimensional differences when checking part quality and alignment

Variance Indicator Holders

Variance Indicator Holders

Position and hold variance indicators in place for accurate readings

Variance Indicator Clamps

Variance Indicator Clamps

Secure and position indicators, arms, and other components on holders

Variance Indicator Contact Point Adapters

Variance Indicator Contact Point Adapters

Convert variance indicators to work with inch-size contact points or measure hard-to-reach spots

Variance Indicator Depth Base Attachments

Variance Indicator Depth Base Attachments

Insert the stem of your variance indicator to convert it into a depth gauge

Variance Indicator Hole Attachments

Variance Indicator Hole Attachments

Fasten to variance indicators to measure inside holes and around obstructions

Variance Indicator Holder Posts

Variance Indicator Holder Posts

Connect holder bases to clamps to hold variance indicators

Variance Indicator Contact Points

Variance Indicator Contact Points

Attach to your variance indicator to make contact with the workpiece being measured

Go/No-Go Outside Diameter Gauges

Go/No-Go Outside Diameter Gauges

Snap on rods and shafts to check if their outside diameters are within tolerance

Inside/Outside Diameter Gauges

Inside/Outside Diameter Gauges

Mount your variance indicator to measure the diameter of rims, grooves, and shallow holes

Outside Micrometers

Outside Micrometers

Apply even pressure to objects to measure thickness more precisely than thickness gauges

Variance Indicator Collets

Variance Indicator Collets

Hold the stem of plunger-style indicators for custom mounting jobs, such as creating depth gauges

Squareness Gauges

Squareness Gauges

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

Containers, Storage, and Furniture

Variance Indicator Cases

Variance Indicator Cases

Specially fitted to store and transport variance indicators

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