The JBO Thread Plug Gauge (GO) – Metric Fine – Right Hand – 6H – M98 x 2 is a precision go gauge designed to verify internal threads in drilled and tapped holes. It’s a reliable tool for engineers, machinists, quality inspectors, buyers, and hobbyists who need quick, definitive checks to ensure threaded holes meet specifications and will accept mating parts.

Built from hardened steel, this GO gauge resists wear in demanding workshop environments, providing consistent performance and long service life. Its simple, purpose‑driven design makes it easy to identify properly threaded holes at a glance, supporting efficient quality control and precise engineering workflows.

• Durable Hardened Steel Construction: Withstands regular use in busy shops, delivering lasting accuracy and reduced replacement needs.
• Precise Metric Fine Threads (M98 x 2) – 6H, Right-Hand: Exact dimensions ensure reliable hole verification and consistent results across parts and batches.
• Fast, Easy Thread Inspection: Intuitive go/no-go checks that speed up inspections, cut downtime, and boost overall production efficiency.

Using this plug gauge helps you quickly confirm hole acceptance, streamline quality control, and improve fit and performance of assembled components. It supports tighter tolerance control, reduces rework, and enhances confidence in your manufacturing or maintenance processes.