11-553-5 SPI Digital Micrometer Set 0-3" w/Cert
11-554-3 SPI Digital Micrometer Set 0-4" w/Cert
17-847-5 SPI Coolant Proof Electronic Micrometer Set 0-3"
17-848-3 SPI Coolant Proof Electronic Micrometer Set 0-6"
54-860-103-1 Fowler Micrometer Set 0-3"
54-860-106-1 Fowler Micrometer Set 0-6"
54-870-103-0 Fowler Electronic Micrometer Set 3"
54-880-103-0 Fowler Electronic Micrometer Set 0-3"