SPI Parallels, Per Matched Pair, Laboratory Grade AA, 4 Faces, 1-1/2 x 3 x 18 – 50-318-5

SPI Parallels, Per Matched PairLaboratory Grade AA, 4 Faces,1-1/2 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