756.1FL-1 Starrett Disc Micrometer 0-1"Starrett Disc Micrometer w SPC Output The Starrett 756 Series Electronic Disc Type Micrometer with Rotating Spindle with Output is a full featured precision measuring tool built with customary Starrett quality and workmanship. These tools are used to measure the thickness of work sections such as ribs, lands, fins, cutting edges on form tools, and chordal thickness of gear teeth. Because of their large anvil and spindle faces, the 1" and 25mm sizes