Inside Micrometers

Internal parts features are often the most critical in the part's application.

Shop Inside Micrometers

Inside micrometers directly read the internal dimensions of holes, bores and slots. Internal diameters in 1" increments to 0.001" accuracy and 50 millionths (0.00005") resolution. Our inside micrometers are known for their accuracy and durability and with the addition of accessories they become even more versatile.

Select an inside micrometer image to find the Starrett Model No., then use the filter list below for all available variations.