The Starrett 120M Series Dial Calipers are the only American made dial calipers. These calipers are used by mechanics and toolmakers everywhere. Features include direct reading, ease-of-handling, reliability and accuracy making these one of the handiest measuring tools available. This series features yellow dial, 0-300mm range, and 0.02mm graduations. 300mm, yellow Dial, with Long Nib Jaws graduations.