Precision meets reliability with the SPI 25 mm Diameter Chrome Steel Gage Ball. Manufactured to Grade 25 Accuracy standards, this high-quality dimensional measurement tool is essential for calibration, layout, and machine setup applications. The chrome steel construction ensures durability and consistent performance in various measurement scenarios. With its precise 25 mm diameter, this gage ball serves as a dependable reference standard for dimensional verification tasks. Part #14-835-3 from SPI's trusted line of measurement tools delivers the accuracy professionals demand for quality control processes. Whether you're calibrating measuring equipment or performing comparative measurements, this chrome steel gage ball provides the dimensional consistency required for precise results in industrial and manufacturing environments.