JBO Thread Plug Gauge (GO) - Metric Fine - Right Hand - 6H - M118 x 1.5 is a precision go gauge used to verify internal threads in holes across a range of industries. It helps engineers, machinists, inspectors, and maintenance teams quickly confirm that a threaded hole meets the required standard and will accept the mating bolt or insert.

Manufactured from hardened steel, this metric fine-thread GO gauge delivers durability for daily use in busy workshops, resisting wear and maintaining accuracy over many inspections. Its simple, right-hand design makes it easy to identify when a hole is within tolerance, supporting reliable quality control and repeatable results.

• Hardened steel construction: Delivers exceptional wear resistance and long service life in demanding shop environments, reducing tool replacement and downtime.
• Precise metric fine threading (M118 x 1.5): Meticulously machined to strict GO dimensions for fast, dependable hole inspection and clear go/no-go results.
• Right-hand orientation and 6H tolerance: Aligns with standard metric hole threads, ensuring consistent checks across parts and processes.

Using the JBO GO gauge helps streamline quality checks, reduce rework, and improve overall assembly reliability. Its durable design supports steady performance across shifts, making it a trustworthy addition to any inspection, machining, or maintenance toolkit.