Precision meets efficiency with the SPI Center Finder, a mechanical ball contact tool designed for accurate layout and setup work. Featuring a compact 0.25" head diameter and 3/8" shank diameter, this professional-grade center finder delivers consistent results for machinists and toolmakers. The ball contact mechanism allows for smooth operation when locating center points on workpieces, making it an essential addition to your dimensional measurement toolkit. Manufactured by MSC Industrial under the trusted SPI brand, this center finder (Part #12-577-3) is built for durability and reliability in workshop environments. Perfect for calibration tasks and precision layout applications where accuracy matters. The sturdy construction ensures long-lasting performance for both occasional and frequent use in professional settings.