This Starrett 210 Screw Thread Comparator Micrometer is a must-have for any metalworking enthusiast or professional. It is a precision tool that is used for comparing screw thread measurements. The micrometer has a resolution of 0.00100 inches, making it perfect for measuring small threads with ease.

The tool is made in the United States by Starrett, a reputable brand known for producing quality tools. It is a mechanical type micrometer that has a minimum measurement of 0 inches. The package comes with a box to keep the tool safe when not in use. This is an ideal tool for anyone who needs to measure screw threads.