The Starrett 25-431J Dial Indicator a hardened steel gear train and jewel bearings. Furnished with a lug-on-center back, sharp bezel serrations to provide a positive grip and an unbreakable crystal dial face with non-reflecting white eggshell finish. This model has a Range of .500", .0005" Graduations and a 0-50 Dial Reading with .050" Range one Revolution and .375" Stem diameter.
- Range:0.500 inch
- Graduation:.001 in
- Type:Lug-on-Center Back w- 2-1-4" white face