SPI V-Blocks, Per Matched Pair, Laboratory Grade AA, Economy Type, 6 x 6 x 6 – 50-280-7

SPI V-Blocks, Per Matched PairLaboratory Grade AA, Economy Type, 6 x 6 x 6 Accuracies indicated are per 6 inches Nominal dimensions 1/8" The 90 V is centered to the parallel sides, parallel to the bottom and square to the ends On the economy models, the en