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Pi Tape® brand Precision Linear Rules are available in Blue Easy to Read material. Use the vernier scale (separate piece) in conjunction with the linear rule to achieve the measurement. Both the linear rule and vernier scale are 1/2" (12.7mm) wide. These Precision Linear Rules are constructed in Blue Easy to Read 1095 spring steel. The standard thickness of the material is .015” (0.38mm).

  • Standard Linear Rules have an accuracy of ±.005” up to 120” (± .2mm up to 3000mm)

Each Pi Tape® brand precision measuring tape is furnished with a Calibration Report whose measurement results are traceable through NIST to the international system of units (SI).

Please click here to view our ISO/IEC 17025:2017 Certificate of Accreditation (pdf). Not all items we calibrate are included in our scope, however the calibration techniques and procedures are all in compliance with ISO/IEC 17025:2017.

Specialty sizes available upon request.