17-620-6 Electronic Internal Micrometer Set .275" - .500" w/Cert
SPI Electronic Internal 3-Point Micrometer Set
- 0.275" - 0.500" Measuring Range
- 0.00005" / 0.001mm Resolution
- 4.00" Extension Rod Included
- Includes 3 Setting Rings
- Self Centering 3 contacts points for accurate measurement of internal diameters.
- Measurement can be taken close to the bottom of a blond bore, can also be taken in a deep bore with extension rod.
- Inc./abs./inch/metric measuring
- Carbide tipped contact points.
- Supplied with setting ring and extension rod
- Protection level IP54
- Ratchet thimble
- Includes Certificate of Calibration
- Furnished in fitted aluminum attache.