The Starrett 823MBZ Tubular Inside Micrometer Set has a measuring range of 40-300mm and includes 8 Measuring Rods, i Handle in a Padded Case. These are rigid and lightweight interchangeable rods. Each one is marked with the length for quick readings.
Starrett 823 & 823M Series Tubular Inside Micrometer Sets
Micrometers > Mechanical Micrometers