The JBO Thread Plug Gauge is a precision inspection tool designed for metric fine threads. It helps technicians, machinists, and quality teams verify that internal threads meet exact specifications without guesswork.

Specifically sized for M35 x 1.5 right-hand threads in a 6G tolerance, this Go/No-Go gauge delivers quick, reliable checks of threaded holes to ensure components assemble cleanly and consistently.

• Go/No-Go quick checks: Fast pass/fail verification of internal threads, reducing inspection time and ensuring consistent fit across parts.
• Durable hardened steel construction: Rugged, wear‑resistant design that stands up to daily shop use while maintaining long‑lasting accuracy.
• Metric fine thread compatibility: Precisely sized for M35 x 1.5, right-hand threads in 6G tolerance, providing repeatable measurements for reliable thread checks.

This plug gauge helps you confirm thread integrity before assembly, reducing rework and speeding up quality control. Its robust build supports dependable performance in production lines, maintenance, and engineering labs, giving you confidence that every threaded connection meets specification.