| SC-E12C1 | IEC60061-3,7006-27H-1 | E12 “Go”gauges for E12 caps on finished lamps |
| SC-E12C2 | IEC60061-3,7006-28C-1 | E12 “Not Go”gauges for E12 caps on finished lamps |
| SC-E12C3 | IEC60061-3,7006-27J-1 | E12 Additional “Go” gauge for caps on finished lamps E12 |
| SC-E12C4 | IEC60061-3,7006-32-1 | E12 Gauge for finished lamps fitted with E12 caps for testing contact making |