PRECISION ENGINEERED: Rectangle Steel Gage Block measuring 0.25" with Grade AS-1 accuracy for precise dimensional measurements and calibration applications.
NIST CERTIFICATION: Includes National Institute of Standards and Technology certification, ensuring traceability and compliance with industry standards.
PROFESSIONAL GRADE: SPI quality steel construction provides excellent wear resistance and dimensional stability for long-term reliability.
VERSATILE APPLICATION: Ideal for inspection departments, machine shops, and quality control processes requiring accurate measurement references.
INDUSTRY STANDARD: Part #15-071-4 meets stringent dimensional measurement requirements for calibrating measuring instruments and setting up machinery.