The JBO Thread Plug Gauge is a precision inspection tool designed for metric coarse threads, specifically M10 x 1.5. It provides a straightforward go/no-go check to confirm threaded holes meet the required size before assembly, helping engineers, buyers, tradespeople, hobbyists, and technicians verify fit quickly and confidently.

With Right Hand orientation, 4H tolerance, and a robust hardened steel construction, this gauge delivers reliable, repeatable checks in busy workshops. Its durable build is designed to withstand frequent use, ensuring long-lasting performance in demanding environments.

• Go/No-Go Design: Quickly verify hole readiness for M10 x 1.5 coarse threads, delivering clear pass/fail results that reduce guesswork and rework.
• Precise Right-Hand 4H Tolerance: Provides consistent thread acceptance standards for reliable mating across parts and batches.
• Hardened Steel Construction: Built to endure daily use in shop environments, delivering durable, long-term performance and fewer replacement needs.

This plug gauge helps streamline quality control and assembly workflows by ensuring holes meet exact thread dimensions on the first check. It supports faster inspections, consistent results, and greater confidence in final assembly, making it a dependable choice for both professional shops and DIY setups dealing with metric coarse threads.