Starrett Inside Micrometer Set Value Guide

This vintage Starrett Inside Micrometer set represents the pinnacle of mid-20th-century American precision engineering from Athol, Massachusetts. These tools are highly collectible due to the L.S. Starrett Company's reputation for industrial accuracy and the enduring craftsmanship of their classic felt-lined wooden cases.

What Is Starrett Inside Micrometer Set Worth?

The typical price range for Starrett Inside Micrometer Set is $350 - $400 based on recent sales. However, values can vary depending on the item's condition, rarity, and other factors such as:

• Mechanical condition and the smoothness of the thimble movement are primary drivers of the $350-$400 valuation.
• The completeness of the set, including all original measuring rods and the integrity of the wooden storage box.
• Presence of original calibration standards and the lack of personalized engravings or tool-room etchings from previous owners.
• Overall cosmetic state, specifically the absence of rust, pitting, or significant wear on the precision measuring faces.

How to Identify Starrett Inside Micrometer Set?

• Look for the 'L.S. Starrett Co.' stamping and 'Athol, Mass. U.S.A.' origin marks on the micrometer heads.
• Verify the presence of the original fitted wooden case with its characteristic mid-century latch and felt lining.
• Check for the specific 1940-1960 era design features, including the satin chrome or polished steel finishes typical of that production period.
• Ensure all extension rods and the adjustment wrench are present as part of the original set configuration.

History of Starrett Inside Micrometer Set

The L.S. Starrett Company, founded in 1880 in Athol, Massachusetts, has a rich history of producing precision measuring tools. Laroy S. Starrett was an innovator, holding over 100 patents for various tools. Starrett micrometers became a standard for accuracy and quality in industrial and scientific applications worldwide, known for their robust construction and reliable performance. This particular set, housed in a wooden case, reflects the classic craftsmanship of precision instruments from the mid-20th century.