Starrett 769.1MEAXFL Electronic Tube Micrometer 0-25mm with Output . The newly designed 769.1 used for measuring the wall thickness of tubing and other parts with cylindrical walls. Also for measuring from a hole to an edge (minimum hole size 3/16"). The balanced and tapered frame provides comfortable and accurate measuring and gives the right feel during use.
Micrometers > Digital Micrometers, GPC: Hardware > Tools > Measuring Tools & Sensors > Gauges, Label2: Micrometers