Fowler 52-227-003-1 Micrometer Standard 3" For 3-4" Micrometers
RM 75.05
Micrometer Standards
Fowler 52-227-001-1 Micrometer Standard 1" For 1-2" Micrometer
RM 71.97
Fowler 52-227-002-1 Micrometer Standard 2" For 2-3" Micrometers
RM 73.61
Fowler 52-227-005-1 Micrometer Standard 5" For 5-6" Micrometers
RM 79.16
Fowler 52-227-010-1 Micrometer Standard 10" For 10-11" Micrometer
RM 175.47
Fowler 52-227-009-1 Micrometer Standard 9" For 9-10" Micrometer
RM 195.75
Fowler 52-227-008-1 Micrometer Standard 8" For 8-9" Micrometer
RM 154.62