JBO Thread Plug Gauge - Metric Fine Go/No-Go - Left Hand - 6H - M30 x 2 FMH this reamer ensures precise

this reamer ensures precise

The straight shank offers stable alignment in fixtures

With a straight shank and a left-hand spiral flute paired with right-hand cutting

and reliable performance in high-speed milling

Carbide durability for wear resistance: Carbide construction delivers superior hardness and wear resistance

JBO Thread Plug Gauge - Metric Fine Go/No-Go - Left Hand - 6H - M30 x 2 FMH this reamer ensures preciseThe JBO Thread Plug Gauge is a precision inspection tool designed for metric fine threads. This left hand gauge covers M30 x 2 with a 6H tolerance, making it ideal for assemblies where exact thread fit matters. Its a practical choice for machine shops, quality labs, and maintenance teams that need reliable go no go hole checks in tight tolerance work. With its Go No Go design, you can quickly verify whether a threaded hole meets spec, reducing setup