Product · Hand Tools & Gauges

Mitutoyo Holtest 511 Series Bore Gauge

Holtest is Mitutoyo's three-point internal micrometer range, self-centering in the bore for repeatable internal-diameter measurement without the operator-dependent "feel" of a traditional telescoping gauge.

New Refurbished Absolute Certified Surplus

About the Mitutoyo Holtest 511 Series Bore Gauge

Holtest is Mitutoyo's three-point internal micrometer range, self-centering in the bore for repeatable internal-diameter measurement without the operator-dependent "feel" of a traditional telescoping gauge.

Widely used for bearing bores, bushings, and precision-machined cylindrical bores where repeatability between operators matters.

SpecificationValue
Rangemodel-dependent, from ~6 mm up to 300+ mm
ContactThree-point self-centering
Accuracy±0.002–0.005 mm (range-dependent)
OutputDigimatic (SPC) data output on digital variants

Available across all four PartnerGeometrics condition tiers — New, Refurbished, Absolute Certified, and Surplus. See our condition tier guide for details on what each tier includes.

Interested in the Mitutoyo Holtest 511 Series Bore Gauge?

Available New, Refurbished, Absolute Certified, or Surplus. Request a quote and we'll confirm current availability and lead time.