Starrett 577MXP Micrometer, Plain Thimble, Carbide Faces, 0-25mm Range, 0.01mm Graduation, Full Finish Tapered Frame

This Micrometer is extremely useful for measuring the wall thickness of parts such as solid and split bearings, tubing, sleeves, collars, rings, various cylinders, and also measuring from the inside of a hole to an edge. Rounded anvil which contacts the inside curved surface and a flat spindle for contacting the outside of the work, thus producing single point contact. This permits accurate gaging of curved surface thickness in hundredths of a millimeter.