SPI Parallels, Per Matched Pair
Inspection Grade A, 4 Faces, 2 x 3 x 18
Accuracies indicated are per 12 inches.
Nominal dimensions ± .015" in width and length between finished surfaces, ± 1/16" for length and between unfinished surfaces.
See all SPI Parallels, Per Matched Pair
Inspection Grade A ± .000050"- 4 Faces