Vintage Mitutoyo Micrometer Setting Standard Set - 1" to 5" Full 5pc & Wrench

Vintage Mitutoyo Micrometer Setting Standard 5-Piece Bar Set housed in its original fitted wooden presentation case. These precision-lapped standards are essential for verifying accuracy and setting the zero calibration points on outside micrometers ranging from 1" up to 6". What’s Included in This Set: 1" Micrometer Standard (Green hexagon style) 2" Micrometer Standard (Green hexagon style) 3" Micrometer Standard (Green hexagon style) 4" Micrometer Standard (Black cylindrical style, marked Mitutoyo) 5" Micrometer Standard (Black cylindrical style, marked Mitutoyo) Adjustment Spanner Wrench – Stamped steel hook wrench used for aligning micrometer barrels back to zero. Original Wooden Case – Solid wood case featuring a stamped Mitutoyo logo and secure front latch