End Measuring Rod Set with Insulated Handle and Spherical Ends, 25mm-275mm, 11 Pieces
Ideal for checking precision measuring tools
Larger sizes available on special order
Made of special tool steel in rod form with ends hardened and accurately lapped to a spherical radius
These standards are the ones used for all micrometers furnished with standards
Used on machine tools for comparing gages
Useful for measuring parallel surfaces
