The JBO Thread Plug Gauge (NoGo) is a precision inspection tool designed for metric fine threads. Specifically engineered to verify internal threads, this gauge helps ensure threaded holes meet exact size limits, reducing guesswork in manufacturing, assembly, and QC. Ideal for machinists, inspectors, and shop-floor technicians working with metric fine pitches, it enables quick, definitive NoGo checks of M52 x 1.5 holes.

Crafted for durability and reliability, the gauge features a hardened-steel body with a textured knurled grip for secure handling in busy workshop environments. Its straightforward design supports fast setup and dependable measurements, helping teams maintain consistent thread quality across batches.

• Durable hardened-steel body: Built to withstand daily use in busy workshops, resisting wear and maintaining accuracy over time for consistent measurements.
• Metric Fine NoGo gauge for M52 x 1.5, left-hand, 6H: Delivers precise, repeatable checks to confirm holes stay within the required limit, with left-hand threading and 6H tolerance for accurate inspections.
• Ergonomic knurled grip: Textured surface ensures secure handling and easy alignment, even with oily hands or while wearing gloves.

With the JBO Metric Fine NoGo Plug Gauge, you can streamline quality checks, reduce rework, and help ensure assemblies fit correctly on the first try. Its robust construction and precise tolerances provide confidence in every measurement, supporting faster workflows and improved overall production reliability in demanding environments.