Screw Pitch Gauge – Model SPG

 

This product is available in different models. Common models are the 28 leaves 4-80 pitch, 30 leaves 4-42 pitch, and 30 leaves 3.5-60 pitch-55 degrees whit-worth. Narrow leaf design allows checking both external and internal threads -even in small holes not accessible with wide leaf type gauges.

Screw_Pitch_Gauge