Description
SPI Adjustable Double Square, 4″ 4R – 13-191-2
- Ideal for precision layout work
- Meets Federal Specifications
- Blades are fully hardened and tempered
- Precision ground satin chrome blades for easy reading
- Can be used as a parallel or as a double square
Graduations:
- 4R: 8ths, 16ths, 32nds, 64ths
4 Inch Long, 4R Double Square
See all SPI Adjustable Double Squares

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