📏 Mitutoyo 611615-531 Gage Block, Steel Rectangular, Length 5.0 mm, ASME Grade 0 Review

Through trial and error, I found that this calibration tool is top-notch. It accurately measures length and is perfect for industrial and scientific applications. The steel rectangular block is durable and built to last. The only downside is that it may not be suitable for smaller items due to its size. Nonetheless, it is a reliable investment for those in need of precise measurements.

Arrived on time. Unlike the 20mm caliber from the same manufacturer, which ships within a month, the 50mm caliber ships in just three days.

I've seen so many videos on You Tube of these things sticking together without magnetism or anything else I should have seen myself. Machinists use them all the time and they don't mind much, but for me they were a big deal. They appear to be polished so incredibly smooth that when they are put together there is almost no space between the molecules. The molecules are so close together that they are unaware that they are in separate blocks, and in fact form a single block. Knocked down my…