Setting Masters · ISO/IEC 17025 · Made in USA
Master Setting Discs
Traceable Setting Masters for Bore Gages, Air Gages, and Comparators
Style 1, 2, and 3 master setting discs used to calibrate bore gages, air gages, and comparators — available in classes XX, X, Y, and Z in steel or chrome, NIST-traceable, and certified in our ISO environmentally controlled laboratory.
Request a QuoteISO/IEC 17025Accredited
ISO 9001Certified Quality Management
ANSI/NCSL Z540-1Accredited Calibration Lab
Made in USASince 1989
A measurement is only as good as the master it's set against. WESTport master setting discs give bore gages, air gages, and comparators a precise, traceable zero.
Available in Style 1, 2, and 3, class XX and X tolerance, each disc is NIST-traceable and certified in our ISO/IEC 17025 accredited laboratory.