Starrett 13pc Inside Micrometer + Leather Case NICE*NR* Search Starrett Inside Micrometer Set + Leather Case These Starrett Micrometers are in Great Condition for how old they are. The box is a pretty worn from sitting in my toolbox. Not sure what the set # is but the look like they go from 6" up to about 12" - 14" Not sure though...:)