• Part #: 54-565-211

    Ultima Bore Gage Individual Head # 54-565-211

    Ultima Bore Gage Individual Head # 54-565-211

    Manufacturer: Fowler

    Range/Size: .670-.787"/17-20mm

    Graduations: .00001"/.001mm

    Price: $558.77 

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    Product Description:

    54-565-211 Fowler Ultima Bore Gage Individual Head: .670-.787"/17-20mm

    The 54-565-211 has a head accuracy of .00004"/.001mm and a measuring depth of 2.40"/61mm.

    Special Features:

    • Greater accuracy
    • Utilizes Bowers' "FASTFIT" measuring heads
    • Setting rings manufactured to DIN Standard 2250 part 2.
    • Extended head ranges (above 14mm) for greater flexibility and cost-effective measurement.
    • All 2-6mm sets supplied as standard with depth-stop.


    • Measuring range:.078""-12.3""/2-310mm
    • Resolution: .00001""/.0001mm
    • Constant spring pressure ensures top repeatability.
    • Positive feel when heads self-centre in the bore.
    • Fastfit measuring heads for rapid replacement.
    • UKAS certificates standard for all measuring heads.
    • UKAS certificates standard for all setting rings.
    • Ceramic anvils on heads above .472""/12mm
    • Blind-bore measurement standard above .472""/12mm
    • Possible to connect several probe holders to one single readout to measure different bore sizes at one measuring station.
    • The complete range of Bowers special heads are available for the Ultima (grooves, threads, splines, deep-bores etc.)
    • Depth stops available for all heads.
    • Extensions available for deep bore measurement.

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