The Gage Block 0.650 GR 0 (2) from Field Tool Supply is a precision measurement tool designed for calibration and inspection. Made from high-grade steel, it offers exceptional accuracy and durability. This gage block measures 0.650 inches and is compliant with industry standards, ensuring reliable performance in various applications. Ideal for machinists and quality control professionals, it provides a stable reference for measuring and setting up equipment. Each block is meticulously finished for optimal flatness and surface quality.