ONE STARRETT # 575 SCREW THREAD MICROMETER UN & UNJ 20-24P, 64 THS. 32 NDS. Micrometer shows some wear but overall in good condition. Please view photos, you will receive the exact item pictured.
The Starrett #575 Screw Thread Micrometer is a precision tool used in metalworking inspection and measurement. It is specifically designed to measure screw threads with sizes ranging from 20-24 threads per inch (UN & UNJ) . This micrometer ensures accurate measurements for CNC, metalworking, and manufacturing processes, making it a reliable tool for professionals in the industrial sector.