The JBO Thread Plug Gauge (GO) - Metric Fine is a precision inspection tool designed to verify threaded holes to the metric fine standard M56 x 1. With its Go gauge functionality and right-hand configuration, it helps ensure holes meet the M56 x 1 6H specification during quality checks, assembly preparation, and routine manufacturing inspections.

• Durable hardened steel construction: Built to withstand daily use, the gauge offers excellent wear resistance for long tool life in demanding workshop environments.
• Accurate metric fine GO size for M56 x 1, 6H: Precisely sized to confirm proper thread engagement, enabling reliable go/no-go checks and helping maintain dimensional compliance.
• Easy-to-use right-hand design with textured grip: The intuitive orientation and comfortable grip support quick, repeatable checks across operators, reducing inspection time and variability.

By providing clear and dependable thread verification, this GO gauge streamlines quality control, accelerates workflows, and helps you deliver consistently accurate parts with confidence.