








🛠️ Precision that professionals swear by — don’t settle for less!
The HHIP 12" x 9" x 2" Granite Surface Plate Grade B offers exceptional flatness with ±0.0001" accuracy, meeting or exceeding Federal Specifications GGG-P-463C. Crafted from premium granite, it is non-magnetic and non-conductive, ideal for precision measurement, calibration, and inspection tasks. Each plate is verified by an auto-collimator and includes a certificate of inspection, ensuring trusted quality for professional use.



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