The JBO Thread Plug Gauge GO Metric Fine – Left Hand (6H) is your go-to precision tool for verifying internal threads in drilled or tapped holes. Specifically designed for metric fine thread applications, it confirms that holes meet exact size and pitch requirements for M76 x 2 left-handed threads, helping ensure correct assembly and adherence to specifications.

• Precision Go Gauge for Left-Hand M76 x 2 Threads: Quickly verify that internal holes accept a left-hand M76 x 2 screw, ensuring compliance with exact thread size and orientation during quality checks.
• Hardened Steel Construction: Built to endure frequent use in demanding environments, delivering long-term durability and maintaining measurement accuracy despite wear.
• Ergonomic, Quick-Check Design: Knurled handle and straightforward go/no-go operation enable fast, reliable inspections with minimal setup, reducing downtime on the shop floor.

This gauge supports reliable, repeatable inspections that help reduce rework and ensure consistent results across production runs. With its durable construction and intuitive use, it delivers confidence for engineers, inspectors, and technicians aiming for precise, quality-driven outcomes.