JBO Thread Plug Gauge - Metric Fine Go/No-Go - Right Hand - 6H - M24 x 0.5 M&D making them a smart choice

making them a smart choice for any precision milling

burr-free holes in difficult materials

and smooth surface finishes across a range of cavity features

Carbide construction for long life: Intermediate precision (K10) carbide provides strong wear resistance and stable cutting performance for repeated reaming tasks

and keen hobbyists who need consistent sizing and a clean hole finish

JBO Thread Plug Gauge - Metric Fine Go/No-Go - Right Hand - 6H - M24 x 0.5 M&D making them a smart choiceThe JBO Thread Plug Gauge is a precision tool designed to verify metric fine thread holes and mating parts. Its ideal for engineers, machinists, quality inspectors, and workshop enthusiasts who need reliable, quick checks of internal threads. This Go No Go gauge is tuned for M24 x 0. 5 right hand threads, helping confirm fit quickly and consistently. Constructed from hardened steel for long life in busy environments, the gauge resists wear and