Starrett Tru-Stone

Tru-Stone Technologies has been providing solutions in precision granite, ceramic, carbon fiber and other mediums used in precision metrology applications for over 50 years. Their commitment to quality is exemplified by both their ISO 2001:2008 certified quality system and their A2LA (American Association for Laboratory Accreditation) Accreditation per the ISO/IEC 17025 standard for calibration. Tru-Stone provides NIST traceable documentation on all granite machine bases, surface plates and metrology accessories.