JBO Thread Plug Gauge - UNF Go-No/Go - Right Hand - 3B - 3/8 x 24 Hex Key Drill Chuck and gives you confidence in

and gives you confidence in achieving high-quality

That combination helps you complete parts more quickly

and finishing operations on a range of alloys

and a tapered neck provides predictable results on inclined features while maintaining smooth finishes and steady feeds

improving chip evacuation and delivering smoother surfaces on complex profiles

JBO Thread Plug Gauge - UNF Go-No/Go - Right Hand - 3B - 3/8 x 24 Hex Key Drill Chuck and gives you confidence inThe JBO UNF Go No Go Thread Plug Gauge is a precision tool engineered to verify UNF threaded holes with fast, reliable checks. Ideal for manufacturers, automotive shops, and aerospace assembly, it delivers a clear pass fail indication to confirm parts meet Unified thread standards and specifications. Designed for a right hand orientation and 3B tolerance in the 3 8 x 24 size, this gauge provides consistent, repeatable measurements you can trust across