Mitutoyo 167-146 Micrometer Calibration Standard Bar 6 Inch

The Mitutoyo 167-146 is a precision micrometer calibration standard bar designed for accurate zero-point setting and calibration of outside micrometers. This 6-inch standard bar features a 0.31-inch diameter and delivers the accuracy required for professional measurement applications.

Key Features:

• 6-inch length standard bar for micrometer calibration and zero-point setting
• 0.31-inch diameter precision ground measuring surface
• Flat and lapped measuring faces ensure accurate reference standards
• Heat-insulating handle prevents thermal expansion from body temperature during handling
• Manufactured to Mitutoyo's strict quality standards for measurement accuracy
• Essential calibration tool for maintaining micrometer accuracy in quality control and inspection environments

This standard bar is an indispensable tool for machinists, quality control technicians, and inspection professionals who require reliable calibration standards for their precision measuring instruments. The heat-insulating handle design minimizes thermal transfer, ensuring consistent measurements even during extended use.