The JBO Thread Plug Gauge (NoGo) - Metric Fine - Left Hand - 6H - M45 x 1 is a precision inspection tool crafted for metric fine threads. It’s ideal for quality control, machining shops, and assembly lines where verifying threaded holes with exact accuracy is essential for reliable performance.

Built for durability in demanding environments, this NoGo gauge uses hardened steel construction and tight tolerances to maintain long-lasting accuracy project after project, ensuring consistent results even after repeated use.

• Precise metric-fine NoGo design: Specifically engineered for metric-fine threads, this gauge provides dependable NoGo checks to confirm hole sizes meet spec and minimize rework.
• Left-hand M45 x 1 compatibility: Precisely matched to left-hand thread holes, allowing fast, unambiguous verification in assemblies that use reverse-thread components.
• Durable, wear-resistant construction: Hardened steel body and robust finish resist wear, ensuring lasting accuracy and reliability in busy workshop environments.

This gauge helps streamline inspection workflows by delivering quick, confident pass/fail judgments on threaded holes. Use it to reduce downtime, improve part quality, and support consistent results across production, maintenance, and repair tasks.