Mitutoyo 611615-531 Steel Rectangular Gage Block, ASME Grade 0, 5.0 mm Length
- Grade 0 gage block supplied with a Mitutoyo certificate of inspection that the block meets American Society of Mechanical Engineers (ASME) B89.1.9-2002 standard for flatness, length, parallelism, and surface finish.
- High-carbon, high-chrome steel provides high hardness and wear resistance.
- Nominal length in metric [millimeter (mm)] units indicated with laser-etched, black characters.
- Identification number etched in block for traceability.