Ultra-High Precision Measuring Instruments

• Zirconia Gauge Blocks

  Precision ceramic gauge blocks in a fitted wooden case. Wear-resistant, corrosion-free, supplied with a traceable calibration certificate. Request a quote today.

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• Ceramic Gauge Block

  Product overview UNPARALLELED ceramic gauge blocks serve as ultra-precision metrology reference gauges. They are sintered from high-purity dense ceramic substrates with no pores or internal...

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• Granite Measuring Ruler

  UNPARALLELED® precision granite straightedges provide stable linear references for machine alignment, guideway inspection, flatness checks and metrology. Custom sizes, grades and one- or two-face...

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• Buy Granite Square Ruler

  UNPARALLELED® precision granite square ruler for 90-degree squareness and verticality inspection in CNC, CMM, optical and semiconductor equipment setup.

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• Ceramic Gauge Block Sets

  Elevate Measurement Certainty: UNPARALLELED® Ceramic Gauge Block Sets In ultra-precision manufacturing, thermal drift and material wear are the silent enemies of dimensional accuracy....

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• Granite Square Master

  Product Story In the world of ultra-precision manufacturing, "close enough" is never enough. Whether you are calibrating a 5-axis CNC machine or verifying the geometry of a Coordinate...

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• Granite Machine Base Bar

  Custom granite machine base bars in high-density black granite, precision-ground for CMM, semiconductor and metrology applications. Request a quote.

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• DIN 875 Granite Square

  Precision granite square ruler for 90° squareness inspection, CMM setup and machine alignment. Grade 00, 0 and 1 custom sizes available.

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• Ceramic Master Square

  UNPARALLELED® high-precision ceramic square rulers provide Grade 00/000 accuracy, Al₂O₃ ≥95% ceramic, Ra ≤ 0.05 μm lapped surfaces, and custom mounting holes for CMM, semiconductor, laser, and CNC...

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• Granite Straight Edge Ruler

  Precision Granite Straight Edge for Machine Alignment A machine can be expensive, heavily engineered, and fitted with excellent motion components-yet still lose accuracy because one guideway seat,...

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• Hollow Box‑Type Ceramic Straight Edge

  Product Overview UNPARALLELED hollow box‑type ceramic straight edge is integrally sintered from silicon carbide or alumina ceramic. The hollow box‑shaped structure greatly reduces self‑weight...

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• Alumina Ceramic Square Plate

  UNPARALLELED precision ceramic square plates offer non-magnetic, chemically inert reference accuracy for semiconductor and metrology labs. Supplied with calibration certificate and protective...

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