The JBO Thread Plug Gauge (NoGo) is a precision tool designed to verify metric coarse threaded holes quickly and reliably. Ideal for quality control, manufacturing, and assembly environments, this gauge helps ensure threaded connections fit as intended and meet specifications.

Manufactured from hardened steel and finished for longevity, the gauge is built to withstand demanding workshop conditions. It is specifically configured for left-hand thread applications with M52 x 5 size and 6H tolerance, providing confident checks during machining, inspection, and assembly processes.

• Go/No-Go verification for quick, reliable checks: Enables fast pass/fail assessments of hole threads, helping you confirm correct size and tolerance and prevent misfits in final assemblies.
• Rugged, knurled construction: Durable hardened steel with a textured grip resists wear and provides secure handling, even in busy, glove-filled environments.
• Left-hand metric coarse design (M52 x 5, 6H): Precisely matched to this thread configuration, ensuring accurate, consistent checks for left-hand threaded holes and reducing guesswork during inspections.

Incorporating the JBO Thread Plug Gauge into your quality routine delivers faster, more dependable thread inspections, minimizes rework, and helps ensure every threaded connection meets specifications. Its sturdy build and targeted design make it a trusted tool for technicians, engineers, and shop floor personnel aiming for consistent, reliable results.