1.5X3X18A4PL 18" x 3" x 1-1/2", Black Granite Four Face Parallel by SPI

613658-521 18.5 mm Individual Rectangular CERA Gage Block, Grade ASME 00 by Mitutoyo

613658-516 18.5 mm Individual Rectangular CERA Gage Block, Grade ASME K by Mitutoyo

611658-516 18.5 mm Individual Rectangular Steel Gage Block, Grade AS-K by Mitutoyo

613629-521 19 mm Individual Rectangular CERA Gage Block, Grade ASME 00 by Mitutoyo

613629-516 19 mm Individual Rectangular CERA Gage Block, Grade ASME K by Mitutoyo

611629-516 19 mm Individual Rectangular Steel Gage Block, Grade AS-K by Mitutoyo

613659-521 19.5 mm Individual Rectangular CERA Gage Block, Grade ASME 00 by Mitutoyo

613659-516 19.5 mm Individual Rectangular CERA Gage Block, Grade ASME K by Mitutoyo

611659-516 19.5 mm Individual Rectangular Steel Gage Block, Grade AS-K by Mitutoyo

612612-531 2 mm Individual Rectangular Tungsten Carbide Wear Block, Grade ASME 0 by Mitutoyo

613612-516 2.0 mm Individual Rectangular CERA Gage Block, Grade ASME K by Mitutoyo

611612-516 2.0 mm Individual Rectangular Steel Gage Block, Grade AS-K by Mitutoyo

613202-531 2.0" Individual Rectangular CERA Gage Block, Grade ASME 0 by Mitutoyo

613202-521 2.0" Individual Rectangular CERA Gage Block, Grade ASME 00 by Mitutoyo

613202-541 2.0" Individual Rectangular CERA Gage Block, Grade ASME 1 by Mitutoyo

613202-551 2.0" Individual Rectangular CERA Gage Block, Grade ASME 2 by Mitutoyo

613202-516 2.0" Individual Rectangular CERA Gage Block, Grade ASME K by Mitutoyo

613202-121 2.0" Individual Rectangular CERA Gage Block, Grade BS 0 by Mitutoyo

611202-516 2.0" Individual Rectangular Steel Gage Block, Grade AS-K by Mitutoyo

611690-516 2.0005 mm Individual Rectangular Steel Gage Block, Grade AS-K by Mitutoyo

611691-516 2.001 mm Individual Rectangular Steel Gage Block, Grade AS-K by Mitutoyo

611692-516 2.002 mm Individual Rectangular Steel Gage Block, Grade AS-K by Mitutoyo

611693-516 2.003 mm Individual Rectangular Steel Gage Block, Grade AS-K by Mitutoyo

611694-516 2.004 mm Individual Rectangular Steel Gage Block, Grade AS-K by Mitutoyo