SPI American Standard Wire Gage
American Standard and Gage for measuring wire diameter and non-ferrous sheets with copper, aluminum and wrought iron.
- Made of heavy gage hardened steel 62 RC
- Heat treated carbon steel
- Satin chrome finish, no glare
- Accuracy: +0.0002", -0.00015"
- Gaging slots meet Federal Specifications
- Front face shows gage size, back shows decimal equivalents adjacent to each slot