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SPI Adjustable Double Square$42.99
Features: Ideal for precision layout work. Highly accurate. 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.
Inch/Metric: Graduation - 1 mm, 64ths, 32nds, 1/2 mm