Starrett 656 Dial Indicators have a shockless, hardened steel gear train and jewel bearings. Features include a lug-on-center back and antimagnetic mechanisms.Balanced and tapered hands are easy to follow. This model features a .015" Measuring Range. If lift lever is desired, indicator must be ordered with case stem cap. .015" Range, Dial Reading 0-6, .00005" Grad.