ISO-10303-21; HEADER; /* 5133-01-413-2499 Step Drill Bit (Set) */ ENDSEC; DATA; /* NSN 5133-01-413-2499 FSC 5133 */ ENDSEC; END-ISO-10303-21; Segal Supply — mock CAD asset SKU: 5133-01-413-2499 Name: Step Drill Bit (Set) Format: STEP Standards: NSN 5133-01-413-2499, FSC 5133 Generated: 2026-06-18T22:01:36.587Z NOTE: placeholder geometry for demonstration. Production assets stream from the CAD repository behind this same URL with DATA_SOURCE=live.