Measuring the S32750 Super Duplex Steel hex nut sizes can be done using a micrometer or a caliper. To measure with a micrometer, place the nut in the jaws of the micrometer, making sure it is centered, and then tighten the jaws until they make contact with the nut. Read the measurement from the micrometer’s scale. To measure with a caliper, place the nut between the jaws of the caliper and tighten the jaws until they make contact with the nut. Read the measurement from the caliper’s scale. When measuring the size of S32750 Super Duplex Steel hex nuts, it is important to use an accurate and consistent measuring tool to ensure that the correct size is selected for the application.