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Micrometer Standard With Insulating Handle # 234A-17
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234A-17 Starrett Insulated End Measuring Rod with Spherical Ends: 17"
The Starrett 234A-17 micrometer standard has the following specifications:
End Geometry: Spherical
Handle Type: With Insulated Handle:
Starrett 234A End Measuring Rods or "standards" with insulated handles 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.
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
Available plain or with insulated handles to minimize expansion by heat when held in the hand
These standards are the ones used for all micrometers furnished with standards
Made of special tool steel in rod form with ends hardened and accurately lapped to a spherical radius
Larger sizes available on special order
Starrett 234A Series End Measuring Rods with Spherical Ends: