The JBO Thread Plug Gauge is a precision Go/No-Go gauge designed specifically for metric fine threads. Ideal for QA, assembly, and maintenance teams, it quickly verifies that threaded holes meet exact specifications for reliable part mating. This model features a right-hand orientation with 6G tolerance for M12 x 0.75 holes, making it a practical choice for common fine-thread applications.

Constructed from hardened steel, the gauge delivers long-lasting performance in busy workshops. Its wear-resistant body maintains accuracy through daily use, helping you avoid misfits and rework while standing up to routine handling and cleaning.

• Go/No-Go design for rapid inspection: Quickly confirm whether a threaded hole falls inside the acceptable range, speeding up quality checks and reducing downtime.
• Hardened steel construction for durability: Built to withstand frequent handling and wear, ensuring consistent measurements over many cycles.
• Metric fine-thread compatibility: M12 x 0.75, 6G right-hand: Precisely sized for common fine-thread holes, delivering repeatable and dependable gauging results.

Using this gauge supports efficient workflows, improves acceptance accuracy, and provides confidence that every hole will mate correctly with its corresponding fastener—helping you maintain high-quality assemblies with fewer interruptions.