Mitutoyo Micrometer Calibration Standard Bar

The Mitutoyo micrometer calibration standard bar (also called a micrometer standard, setting bar or length standard) is a precision reference used to check and set outside micrometers. It lets machinists, inspectors and toolroom technicians confirm that a micrometer reads accurately across its measuring range.

Key Features:

• Made by Mitutoyo, a well-known name in precision metrology
• Precision-finished measuring faces for repeatable checks of micrometer zero and range accuracy
• Designed as a dependable reference standard for inspection rooms, quality labs and machine shops
• Helps maintain consistent measurements and supports calibration routines
• Available in multiple lengths to suit different micrometer ranges

Use a calibration standard bar regularly to verify micrometer accuracy, set the micrometer before inspection work, and keep your measuring equipment dependable. Handle the bar with care and store it clean and protected between uses to preserve its accuracy.