Micrometers | McMaster-Carr

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0.000002" to 0.005"

0.00005 mm to 0.1 mm

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Calibration Certificate Traceable to NIST

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677 Products

Outside Micrometers

Outside Micrometers

Outside Micrometers

Your classics, balancing precision with durability—available with certificates traceable to NIST

Digital Outside Micrometers

Digital Outside Micrometers

Read measurements at a glance from the display—available with certificates traceable to NIST

Coolant-Resistant Digital Outside Micrometers

Coolant-Resistant Digital Outside Micrometers

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

High-Precision Digital Outside Micrometers

High-Precision Digital Outside Micrometers

The most precise digital micrometers on the market, with increments of five millionths of an inch

Outside Micrometer Sets

Outside Micrometer Sets

Stock up your shop so you always have the measuring range you need

Coolant-Resistant Digital Outside Micrometer Sets

Coolant-Resistant Digital Outside Micrometer Sets

Keep a collection of digital micrometers handy to measure parts of different sizes

Digital Outside Micrometers for Small Holes, Grooves, and Keyways

Digital Outside Micrometers for Small Holes, Grooves, and Keyways

The display shows readings at a glance while the pencil-thin points slip into narrow spaces

Wide-Range Outside Micrometers

Wide-Range Outside Micrometers

Switch out the anvil to measure parts of different sizes

Outside Micrometers for Curved and Flat Surfaces

Outside Micrometers for Curved and Flat Surfaces

Swap between two anvils to measure curved and flat surfaces

Outside Micrometers for Thin Materials

Outside Micrometers for Thin Materials

Avoid ripping and wrinkling paper-thin materials as you measure

Digital Outside Micrometers for Pipe and Tubing

Digital Outside Micrometers for Pipe and Tubing

At a glance, measure the thickness of pipe and tube walls

Laser Outside Micrometers

Laser Outside Micrometers

Automate quality control with a laser that scans 1,600 times per second

Outside Micrometers for Small Holes, Grooves, and Keyways

Outside Micrometers for Small Holes, Grooves, and Keyways

Thin as a pencil point, the anvil and spindle slip into narrow spaces

Digital Outside Micrometers for Soft Materials

Digital Outside Micrometers for Soft Materials

Measure delicate and pliable workpieces without scratching or distorting them

Digital Outside Micrometers for Wire Crimps

Digital Outside Micrometers for Wire Crimps

Measure crimp height to make sure there are no gaps between wires

Coolant-Resistant Wide-Range Digital Outside Micrometers

Coolant-Resistant Wide-Range Digital Outside Micrometers

Check different-sized parts as you machine them without swapping between tools

Outside Micrometers for Pipe and Tubing

Outside Micrometers for Pipe and Tubing

Measure the thickness of pipe and tube walls

4-Way-Reading Digital Outside Micrometers

4-Way-Reading Digital Outside Micrometers

Take measurements with either hand, upside down, or right side up

Digital Outside Micrometers for End Mills, Taps, and Reamers

Digital Outside Micrometers for End Mills, Taps, and Reamers

Find the outer diameter of cutting tools with three flutes

Digital Outside Micrometers for Curved and Flat Surfaces

Digital Outside Micrometers for Curved and Flat Surfaces

Swap between two anvils to view curved and flat surface measurements with the same screen

Outside Micrometers for Tolerance Checking

Outside Micrometers for Tolerance Checking

Confirm parts are within tolerance without twisting the thimble each time

Digital Outside Micrometers for Gears

Digital Outside Micrometers for Gears

With an easy-to-read screen, measure gears so they fit perfectly

Outside Micrometers for Gears

Outside Micrometers for Gears

Measure gears so they fit perfectly in your system

Wide-Range Digital Outside Micrometers

Wide-Range Digital Outside Micrometers

Measure parts of different sizes and quickly view readings with a single tool

Long-Reach Outside Micrometers

Long-Reach Outside Micrometers

Measure the thickness of sheet metal and other long, flat parts near their center

Coolant-Resistant Long-Reach Digital Outside Micrometers

Coolant-Resistant Long-Reach Digital Outside Micrometers

Take thickness measurements of long, flat parts right inside CNC machines

Outside Micrometers for Screw Threads

Outside Micrometers for Screw Threads

Make sure screws fit precisely in threaded holes

Outside Micrometers for Can Seams

Outside Micrometers for Can Seams

Inspect can seams to make sure they won't leak

Long-Reach Digital Outside Micrometers

Long-Reach Digital Outside Micrometers

At a glance, find the thickness of sheet metal and other long, flat parts near their center

Other Products

Micrometer Heads

Micrometer Heads

Mount on jigs, fixtures, and machine tools to position equipment and measure length

Inside Hole Micrometers

Inside Hole Micrometers

Find the inside diameter of cylinders and rings

Precision Measuring Tool Sets

Precision Measuring Tool Sets

Multiple precision measuring tools in one convenient case

Bore Gauges

Insert into a hole and expand the contacts to measure diameter

Positioning Slides

Positioning Slides

A lead screw drives the carriage for accurate positioning in laboratory and production equipment

Micrometer Cases

Micrometer Cases

Specially fitted to protect micrometers during storage and transportation

Depth Micrometers

Depth Micrometers

Measure slots, counterbores, and other holes more precisely than depth gauges

Outside Micrometer Stands

Outside Micrometer Stands

Hold micrometers to free your hands when measuring

Cords for Measuring Tool Data Processors

Cords for Measuring Tool Data Processors

Connect measuring tools with SPC output to a processor for uploading data

Outside Micrometer Tips

Outside Micrometer Tips

Adapt your micrometer to measure curved and irregularly shaped objects, such as gear teeth and pipe

Precision Measuring Tool Set Cases

Precision Measuring Tool Set Cases

Specially fitted to store and transport measuring sets

Micrometer Holsters

Micrometer Holsters

Keep your micrometer protected and close at hand

Inside Hole Micrometer Spacing Collars

Inside Hole Micrometer Spacing Collars

Replace the collar on your micrometer to connect extension rods

Inside Hole Micrometer Handles

Inside Hole Micrometer Handles

Screw into your micrometer head to extend its reach for measuring deep holes

Micrometer Check Gauges

Micrometer Check Gauges

Confirm your outside or depth micrometers are accurate

Inside Hole Calipers

Inside Hole Calipers

Measure hard-to-reach areas, such as internal grooves and slots

Depth Gauges

Reach into slots, counterbores, and other holes to measure depth

SPC Wireless Receivers

SPC Wireless Receivers

Connect to a computer to receive measurements from an SPC wireless transmitter

Micrometer Head Mounting Brackets

Micrometer Head Mounting Brackets

Mount a micrometer head to your jig or fixture to accurately position workpieces

Measuring Tool Data Processors

Measuring Tool Data Processors

Analyze and print data from measuring tools with SPC output

Calibration Rods

Calibration Rods

Check and set micrometers and other measuring tools

Micrometer Speeder Knobs

Micrometer Speeder Knobs

Color code micrometers by calibration date, precision, or other criteria

SPC Wireless Transmitters

SPC Wireless Transmitters

Send data from measuring tools with SPC output to a wireless receiver

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

Depth Gauge Cases

Depth Gauge Cases

Specially fitted to store and transport depth gauges

Squareness Gauges

Squareness Gauges

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

Bore Gauge Heads

Bore Gauge Heads

Swap the head on your Mitutoyo electronic bore gauge for one with a different measuring range

Height Gauge Calibrators

Height Gauge Calibrators

Ensure height gauges are accurate

Mitutoyo Cords

Adapt Mitutoyo 10-pin SPC cables to connect to a PC and import measurement data

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