This thimble reading outside micrometer from Pittsburg Alleghany boasts a light, smooth operation for convenient single-hand operation. It's spindle and carbide-tipped anvil are both fully hardened and precision ground, and it has clear graduations on the hard chrome satin finish sleeve and thimble.
Additional Features:
- Flatness: .00003"
- Parallelism: 0.00004" for 1" model
- Heat insulated grip
- Supplied in specially fitted case with spanner wrench