Segal Supply — mock CAD asset SKU: 5133-00-224-1963 Name: Drill Bit (Countersink) Format: STL Standards: NSN 5133-00-224-1963, FSC 5133 Generated: 2026-06-18T20:47:30.668Z NOTE: placeholder geometry for demonstration. Production assets stream from the CAD repository behind this same URL with DATA_SOURCE=live.