IEC60061-3: 7006-30A-1 Plug Gauge for Lampholder E14 with Candle Shaped Shaft for Candle Lamps for Testing Contact Making.
According to standard IEC 60061-3.
IEC60061-3: 7006-31-4 E14 Gauge for Tesing Contact-Making and Protection Against Accidental Contact During Insertion of Lamps in Lampholders.
According to standard IEC 60061-3.