Pit Posse Nut & Bolt Gauge, Part #202-9
Pit Posse Nut & Bolt Gauge. This handy tool takes the guess work out of metric & SAE bolts, allen bolt heads and nuts. With the Pit Posse Nut & Bolt Gauge you can measure diameter, length and thread pitch. Measure Diameter Length & Thread Pitch. United States Thread Pitch & Metric Thread Pitch.