The JBO Thread Plug Gauge is a precision tool designed for metric coarse threads, helping shops and workbenches quickly confirm threaded hole size and readiness. Its Go/No-Go design lets you perform clear, fast checks of acceptance versus rejection, supporting accurate fitment and smooth assembly.

Suitable for engineers, buyers, tradespeople, hobbyists, and maintenance teams, this gauge is sized for right-hand metric coarse threads (M24 x 3) with 6G specifications. Built to endure typical workshop use, it provides reliable, repeatable results across daily inspection tasks.

• Go/No-Go design for fast, reliable checks: Quickly determine whether a hole meets the thread specification, reducing guesswork and rework while speeding up quality inspections.
• Durable hardened steel construction: Withstands rigorous use in busy environments, maintaining accuracy and extending tool life even after repeated inserts and removals.
• Size and thread-class matched: M24 x 3, Right Hand, 6G: Precisely aligned with common metric coarse thread specs to ensure consistent, interchangeable results across parts and suppliers.

Using the JBO Thread Plug Gauge helps streamline QA workflows, shorten inspection times, and improve overall assembly reliability by catching mismatches early. A dependable, compact addition to any toolkit, it empowers you to deliver consistent performance across projects with confidence.