Fiberglass Folding Rule, Model 1619F, 6 ft, SAE, 6 in Inside Flat Reading ORS NASCO Constructed of drop-forged carbon steel|Self-colored

Constructed of drop-forged carbon steel|Self-colored finish|Working load limit permanently shown on every shackle||

loops solid and stranded wire|Spring-loaded action for self-opening|Easy-to-read wire gauge markings on both sides for stripping in either direction|Hardened steel with precision ground stripping holes|Black-oxide finish resists corrosion

Grinding Arbor Thread - TPI or Pitch 5/8 in-11 UNC Nut Big Catalog YES Body Material Phenolic Backing Brand Weiler Catalog Big Catalog Color Blue Construction Catalog NO Country of Origin US Dia

twist-resistant blade anchor|Special heat-treated shafts

Fiberglass Folding Rule, Model 1619F, 6 ft, SAE, 6 in Inside Flat Reading ORS NASCO Constructed of drop-forged carbon steel|Self-coloredPrecision made of flexible heavy duty fiberglass with embedded, easy to read boldface figures and graduations with 16 inch stud marks and positive locking joints No. 1602 is graduated on one side in millimeters with red markings every 10 cm, reverse side reads in inches