Mitutoyo 177-317 Setting Ring 3 Inch for Bore Gages and Micrometers

The Mitutoyo 177-317 is a precision 3-inch setting ring designed for quick and accurate calibration of measuring instruments. This master reference standard is essential for ensuring the accuracy and reliability of your precision measurement tools.

Key Features:

• Precision ground and lapped to exact 3-inch diameter specification
• Used for setting dial bore gages, Holtest, and inside micrometers
• Manufactured from hardened and stabilized steel for long-term dimensional stability
• Provides a known reference dimension for quick instrument calibration
• Essential tool for quality control and inspection applications

Setting rings are critical master gaging components that allow technicians to verify and calibrate bore measurement instruments before taking production measurements. The Mitutoyo 177-317 ensures your measuring tools are properly zeroed and reading accurately, reducing measurement error and maintaining quality standards in your shop or laboratory.