| Manufacturer | Brown & Sharpe |
| Model | No.20 (N-22/90) |
Micrometer measures 0 - 1” , resolution 0.0001”
Sedona's Tools Empowering People (STEP)
https://www.nazcca.org/tool-library
3250 White Bear Rdhttps://www.nazcca.org/tool-library
Sedona, AZ, 86336
USA