PRECISION MEASUREMENT: SPI Rectangle Steel Gage Block measures exactly 0.15 inches with Grade 0 accuracy for high-precision dimensional calibration and measurement applications.
NIST CERTIFICATION: Each gage block includes NIST Certification, ensuring traceability and compliance with national measurement standards for reliable quality control.
DURABLE CONSTRUCTION: Made from high-quality steel material that provides excellent wear resistance and dimensional stability for long-term measurement consistency.
PROFESSIONAL GRADE: Designed for industrial metrology applications, this Grade 0 gage block offers superior flatness and parallelism for calibrating precision measuring instruments.
EASY IDENTIFICATION: Features part number 12-700-1 clearly marked for quick identification and inventory management in professional measurement laboratories.