The JBO Thread Plug Gauge (NoGo) - Metric Fine - Right Hand - 6H - M85 x 4 is a precision inspection tool designed to verify the NoGo limit of metric fine threaded holes. It’s an essential companion for engineers, machinists, inspectors, and maintenance technicians who need fast, reliable hole checks to ensure parts meet exact specifications.

• Accurate NoGo verification for metric fine threads: Quickly confirm hole size and tolerance for M85 x 4 with 6H class, helping reduce rework and deliver consistent, repeatable results.
• Durable hardened steel construction: Built to withstand daily workshop use, delivering long service life and reliable measurements even in demanding environments.
• Ergonomic knurled body for secure handling: Textured grip provides a confident, slip-free feel for fast alignment and easy insertion during inspections.

When you need dependable, repeatable thread-hole checks, this NoGo gauge streamlines quality control and supports accurate documentation. Its rugged construction and thoughtful design help you maintain tight tolerances on metric fine threads, improve workflow efficiency, and reduce the risk of rejects across production and maintenance tasks.