Outside Measurement Calipers | McMaster-Carr

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Fine-Adjustment Wheel

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445 Products

Calipers

Digital

Digital Calipers

Digital Calipers

The most precise and versatile calipers—available with certificates traceable to NIST

Coolant-Resistant Digital Calipers

Coolant-Resistant Digital Calipers

Measure parts inside CNC machines and other places coated with coolant and cutting oil

Digital Calipers with Fractional Display

Digital Calipers with Fractional Display

Convert measurements to fractions with the push of a button

Precision-Adjust Digital Calipers

Precision-Adjust Digital Calipers

Position the jaws in small increments

Left-Handed Digital Calipers

Left-Handed Digital Calipers

The display, markings, and thumb wheel face to the right for comfortable use with your left hand

Calipers for Offset Surfaces

Calipers for Offset Surfaces

Extend or shorten one jaw to measure parts with uneven surfaces

Calipers for Soft Materials

Calipers for Soft Materials

Measure rubber tubing and other springy parts without deforming them

Calipers for Small Holes and Grooves

Calipers for Small Holes and Grooves

Thin as a pencil point, the jaws slip into narrow spaces

Calipers for Scribing

Calipers for Scribing

Precisely mark lines and measure workpieces with the same tool

Calipers for Tolerance Checking

Calipers for Tolerance Checking

Quickly check that parts are within tolerance without adjusting the jaws each time

Calipers for Measuring Center-to-Center

Calipers for Measuring Center-to-Center

Find the exact distance between the centers of two holes without math

Calipers for Brakes

Calipers for Brakes

Check the wear on disc brakes and pads to see if you need to replace them

Calipers for Pipe and Tubing

Calipers for Pipe and Tubing

The rounded jaw hugs the inside of pipe and tubing to measure wall thickness

Calipers for Gear Teeth

Calipers for Gear Teeth

Verify the dimensions of a newly cut gear, or test the wear on an old one

Dial

Dial Calipers

Watch the needle move as the jaws do—available with certificates traceable to NIST

Dial Calipers with Fractional Display

Dial Calipers with Fractional Display

Read measurements in both decimals and fractions of an inch

Static-Control Dial Calipers

Static-Control Dial Calipers

Prevent static from damaging sensitive electronics

Vernier

Vernier Calipers

Vernier Calipers

Traditional calipers, combining precision and durability

Precision-Adjust Vernier Calipers

Precision-Adjust Vernier Calipers

Move the jaws in small increments

Self-Locking Vernier Calipers

Self-Locking Vernier Calipers

Prevent the jaws from creeping forward or backward as you measure

Slide Ruler

Pocket Slide Ruler Calipers

Pocket Slide Ruler Calipers

No longer than a pencil for quick measurements on the go

Large-Job Slide Ruler Calipers

Large-Job Slide Ruler Calipers

Our deepest jaws for measuring extra-large, round objects

Other Products

Outside Micrometers

Outside Micrometers

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

Layout Calipers

Layout Calipers

Adjust the legs to measure an object and transfer those measurements to a tool or part

Step Gauges

Check step height, gap width, and distance between slots to make sure machine and engine parts align

Inside/Outside Diameter Gauges

Inside/Outside Diameter Gauges

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

Inside Hole Micrometers

Inside Hole Micrometers

Find the inside diameter of cylinders and rings

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