This is a sources sought notice for a contractor to calibrate granite surface tables at the Rock Island Arsenal's Joint Manufacturing and Technology Center (JMTC). The work includes annual inspection, calibration, and if needed lapping/repair of tabletop surfaces to ASME standards, with a Service Acceptance Report due within three business days after calibration. The performance period is a base year plus four option years, beginning immediately after award. Interested vendors must email the POC with company details, CAGE/EUI, and a capability statement. No budget amount is specified.