Starrett Inside Hole Micrometers
Find the inside diameter of cylinders and rings. These micrometers have a plain thimble, which relies on operator feel for accurate measurements.
124 series have solid steel extensions that attach at one end of the micrometer head.
Collars (sold separately) extend a micrometer’s measuring range. Handles (sold separately) screw into a micrometer head to extends its reach for measuring deep holes.
Micrometers
124 Series
| Measuring Range | Accuracy | Measuring Increments | Material | Number of Extension Rods | Extension Rod Dia. | Number of Heads | Head Travel | Manufacturer Model Number | Each | |
124 Series—Plain Thimble | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| 2"-8" | ±0.0001" | 0.001" | Steel | 6 | 1/4" | 1 | 1/2" | 124AZ | 000000 | 0000000 |
Handles for Inside Hole Micrometers
Handle
Screw into your micrometer head to extend its reach for measuring deep holes.
| Handle Lg. | Manufacturer | Manufacturer Model Number | For Manufacturer Model Number | Each | |
| 6 1/2" | Starrett | 124H | 124AZ, 124BZ, 124DZ | 000000 | 000000 |
Collars for Inside Hole Micrometers
Collar
| Lg. | Material | Manufacturer | Manufacturer Model Number | For Manufacturer Model Number | Each | |
| 1/2" | Steel | Starrett | PT01579 | 124AZ, 124BZ | 0000000 | 000000 |