Fowler 52-229-220 Outside Metric Micrometer Set, 0-100mm Measuring Range, 0.01mm Graduation
Fowler micrometers are of the finest quality available.  Special care in design and workmanship create a long lasting precision tool.  This particular micrometer set includes 4, each have insulated frames and the friction/ratchet style thimbles.  It assures you of consistent readings at all times.  These are included in a fitted case and sizes over 25mm include standards.  Also includes wrench for easy adjusting.