The JBO Thread Plug Gauge is a precision inspection tool designed for metric coarse threads. It is specifically sized for M30 x 3.5 with right-hand threads, making it an ideal choice for quality control in manufacturing, assembly, and maintenance tasks.

Made from hardened steel and featuring a knurled body for secure handling, this Go/No-Go plug gauge delivers quick, reliable checks of threaded holes to ensure correct fit and function.

• Go/No-Go precision checks: A single gauge provides both the Go and No-Go checks, allowing fast assessment of hole threads and reducing downtime during setup and inspection.
• M30 x 3.5 metric coarse, right-hand: Specifically matched to metric coarse threads with right-hand orientation, aligning with common fasteners and threaded holes for consistent, dependable results.
• Hardened steel durability: Hardened steel construction resists wear, maintains accuracy under heavy use, and delivers long service life in busy workshops.

Using the JBO Thread Plug Gauge speeds up quality checks, minimizes rework, and ensures mating components fit reliably from the first assembly. It supports a smooth, efficient workflow across production and maintenance tasks, giving technicians clear pass/fail results and confidence in every threaded connection.