Screw pitch gauge double 52 leaves metric 0.25-6.00mm + imperial 4-62

This universal 52-leaf screw pitch gauge is designed for precise setting and inspection of metric (0.25–6.00 mm) and imperial (4–62 TPI) thread profiles. The tool features high precision and durable construction, making it an indispensable assistant for performing precision mechanical work or identifying unclear thread parameters.