PRGMC01
Master calibration rings are used for calibrating high precision measuring equipment or comparator. In most cases user used the ring as a reference standard. This standard will be the master for all precision measuring equipment and are traceable to the national lab.
Features:
Master Ring are specially treated with high and low temperature treatment. With several cycle of tampering. This can avoid the steel material from growing after years of storage.
Material – Tool Steel, Solid Carbide, Ceramics.
Tolerance – Class X, XX, XXX
All rings are calibrated and the actual size will be engraved on to the ring surface.
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