Starrett 1212, 1 – 2″ Micrometer, IOB

Checkout this Starrett 1212, 1 – 2″ Micrometer, IOB, The Starrett 1212 series outside micrometer has a vernier scale in inch units for taking precise outside diameter (OD) measurements, and a ratchet-stop mechanism for uniform pressure during adjustment. The vernier scale on the thimble and sleeve is graduated to 0.001”