TMI Testing Machines Model 40-54-02 Smith Model S Roll Tightness Tester. s/n 42067-1. Item is pre-owned and seems in cosmetic very good condition. The dial and needle are in very nice shape. We tested on a roll of paper and the dial did move. For hight weight paper stock Coated bond, Kraft, Tag, less porous stock) Determines paper roll winding uniformity, Portable easy to use.
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