PRECISION MEASUREMENT: SPI Rectangle Steel Gage Block measures exactly 1 inch with Grade 0 accuracy, providing reliable dimensional references for calibration and inspection tasks.
NIST CERTIFICATION: Each gage block includes National Institute of Standards and Technology certification, ensuring traceability and compliance with industry standards.
DURABLE CONSTRUCTION: Made from high-quality steel for exceptional wear resistance, dimensional stability, and long service life in measurement applications.
PROFESSIONAL GRADE: Designed for precision engineering, quality control departments, and calibration laboratories requiring highly accurate measurement references.
VERSATILE APPLICATION: Ideal for calibrating measuring instruments, setting up machine tools, and performing comparative measurements in manufacturing environments.