PRECISION ENGINEERED: SPI Rectangle Steel Gage Block measures exactly 0.149 inches with Grade AS-1 accuracy for high-precision dimensional measurement applications.
NIST CERTIFICATION: Each gage block comes with National Institute of Standards and Technology certification, ensuring traceable measurement accuracy.
PROFESSIONAL GRADE: Manufactured to Grade AS-1 specifications, providing the reliability required for industrial calibration and inspection tasks.
DURABLE CONSTRUCTION: Made from high-quality steel for long-lasting performance and resistance to wear during repeated use.
VERSATILE APPLICATION: Perfect for calibrating measuring instruments, setting up machines, and performing quality control inspections in manufacturing environments.