255EM-18 Vernier Height Gage 65161

The Starrett 255 is the "baby brother" of the 254 Master Vernier Height Gage. It is essentially the same tool, but a much lighter version for normal use where heavy duty applications are not practical. 0-18”/450mm Range, .001”/0.02mm Grad without Case.

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  • Long, 50-division vernier scales that can be read to .001 or 0.02mm without a magnifying glass
  • Flush-fitting of the vernier scales to the main scale eliminates parallax
  • Easy-reading sharp black lines and figures against Starrett satin chrome finish background
  • The scriber and the base are designed so that the gage will read directly from zero
  • Slides easily for quick adjustment and has a screw type adjusting nut on the bar for precise positioning
  • The design of the hardened and stabilized bar plus the balanced design and weight of the base eliminate vibration
  • The base is hardened, ground, and lapped and is hand shaped for sure grip and easy movement
  • The vertical bar is positioned near the center of the base for balance and stability
  • Ability to scribe lines, measure with dial indicators or electronic probes and accept depth attachments


  • Range (in): 0 - 18"
  • Range (mm): 0 - 450mm
  • Graduations (in): .001"
  • Graduations (mm): 0.02mm


    Member of Kit

    Item #DescriptionPart No.QtyInformation
    1VERNIER GAGE, 18"255EM-181
    2•BASE #255-1213781-01
    3•BAR, 18" #255EM-1826153-01
    4•SCREW, 1/4-28 LOCK X .563 LONG13790-01
    8•GIB, SLIDEPT137921
    9•SCREW, .125-40 LOCK X .270 LONGPT130941
    11•SCREW, .187-50 LOCK X .281 LONGPT131011
    12•CARRIER, SLIDE ADJ.13795-01
    13•SCREW, .125-40 ADJ. X 1.312 LONGPT130971
    14•NUT, .125-40PT130981
    15•NUT, .125-40PT131001
    16•SHIM, VERNIER PLATE13865-02
    17•SCREW, #5-40 SLOT X .217 LONG24559-04
    18•SCRIBER CAR., #255PT992551
    19••SCREW, #5-40 LOCK X .406 LONGPT137931
    21•SCRIBER HT.GA. AUXPT137911

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    California Proposition 65 Warning

      WARNING: This product contains lead, a chemical known to the State of California to cause birth defects or other reproductive harm. For more information go to: www.P65Warnings.ca.gov