The Vintage Koch Test Indicator is a unique tool with a rich history, patented in 1906 in the United States. This is a very collectible piece. Crafted with precision and durability, this indicator reflects a bygone era of craftsmanship and innovation in the world of machining.

     This piece is in full excellent cosmetic and functioning condition.  This indicator has two functioning input points, one on each ind, one measuring lateral movement and one measuring cross movement.  Includes the original box, mounting arm, knuled nut, and printed instructions.

     Check the pics.  This will be a fine addition to your collection.


    My descriptions are conservative and most buyers find my products exceed their expectations.

    Check my 29 year history of 100% positive buyer ratings, no negatives, no neutrals.  Buy here with confidence,