The JBO Thread Plug Gauge (NoGo) in Metric Fine is a precision measuring tool designed specifically for metric fine threads. It’s ideal for machine shops, quality control labs, and skilled hobbyists who need fast, reliable verification of threaded holes to exact standards. This NoGo gauge helps you quickly confirm whether a hole is within acceptable limits, supporting consistent part quality across assemblies.

• Metric Fine precision for reliable hole verification: Specifically engineered for metric fine threads (M78 x 2), enabling accurate, repeatable checks of threaded holes so parts meet exact specifications every time.
• Hardened steel for long-lasting accuracy: Built from durable hardened steel to withstand daily use and maintain precise dimensions, reducing rework and downtime in busy work environments.
• Right-hand 6G thread with M78 x 2 specification: Standardized right-hand threading and 6G tolerance ensure compatibility with common components and deliver consistent, dependable measurements across jobs.

Designed to streamline inspection workflows, the JBO Metric Fine NoGo Thread Plug Gauge delivers clear, decisive results that help you quickly separate acceptable parts from those needing adjustment. Its rugged construction and precise sizing promote confidence in your QC process, supporting faster throughput and improved overall performance.