81-281J Dial Indicator 53438

The Starrett 81-281J Dial Indicator has a shockless, hardened steel gear train and jewel bearings.This model features a rugged and simple unit construction with a universally fitting design. If lift lever is desired, indicator must be ordered with case stem cap. Antimagnetic and special non-shock mechanisms are options available for all models. 2.5mm Range, Dial Reading 0-100, 0.01mm Grad.


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  • Rugged and simple unit construction with a universally fitting design
  • Sharp bezel serrations for positive grip
  • Unbreakable crystal
  • Hardened stainless steel stem
  • No-glare satin finish on case
  • Hardened stainless steel rack and spindle
  • Massive bridge for rigid bearing support
  • Hardened stainless steel gears and pinions
  • Non-reflecting white eggshell finish on dial
  • Jewel Bearings


  • Graduations (mm): 0.01mm
  • Total Range (mm): 2.5mm
  • Range One Rev. (mm): 1.0mm
  • Dial Reading: 0-100
  • Dial Color: Yellow
  • Stem Diameter (in): .375"
  • Stem Diameter (mm): 8mm