Starrett 234 End Measuring Rods Or Standards Are For Checking And Setting Micrometers Of 2" Capacity And Larger, And Are Also Used On Machine Tools For Comparing Gages, Checking Precision Measuring Tools, For Measuring Parallel Surfaces, And Many Other Types Of Work. They Are Made Of Special Tool Steel In Rod Form With Ends Hardened And Accurately Lapped To A Spherical Radius. 675Mm W/Rubber Handle.

• Rods or standards are for checking and setting micrometers of 2" capacity and larger
• Used on machine tools for comparing gages
• Ideal for checking precision measuring tools
• Useful for measuring parallel surfaces
• Made of special tool steel in rod form with ends hardened and accurately lapped to a spherical radius
• With insulated handles to minimize expansion by heat when held in the hand
• 234 standards are the ones used for all micrometers furnished with standards
• Larger sizes available on special order