Brand: Federal Products Corporation (Providence, R.I., U.S.A.) 
Era: Circa 1920s–1940s 
Inscriptions: Stamped with official script "Ford" logo and "1/1000" fractional scale notation.

Up for sale is a genuinely scarce piece of American industrial history: a vintage Federal Products Corporation Dial Test Indicator, custom-manufactured under corporate contract directly for the Ford Motor Company.

Unlike standard commercial Federal indicators of the era that utilized decimal layouts (.001"), this highly specialized variant features a fractional 1/1000 face configuration designed to align precisely with early Ford factory blueprint specifications and internal toolroom standards.

Condition & Features:

A fantastic cross-collectible that bridges early 20th-century precision machining history with classic Detroit automotive heritage. Perfect for a display cabinet, a specialized tool collection, or a vintage garage setup.

Item will be packaged securely and shipped promptly.