JBO Thread Plug Gauge - Metric Fine Go/No-Go - Left Hand - 6G - M11 x 1 Morse Taper Adaptor Product highlights include a left-hand

Product highlights include a left-hand spiral flute paired with right-hand cutting

Precise size with ISO H5 tolerance: 13

while the long reach expands your machining capabilities in a single setup

quick-change ER16 collet system for M3–M12 tools: Change collets quickly to match different tapping sizes without lengthy downtime

Material: Premium carbide engineered for high hardness workpieces

JBO Thread Plug Gauge - Metric Fine Go/No-Go - Left Hand - 6G - M11 x 1 Morse Taper Adaptor Product highlights include a left-handThe JBO Thread Plug Gauge is a purpose built tool for metric fine threads. Specifically designed for M11 x 1 holes, this left hand, 6G Go No Go gauge provides fast, reliable checks that help ensure components thread cleanly and fit together every time. Engineers, machinists, inspectors, and mechanics rely on its simple, repeatable action to verify hole tolerance without guesswork, reducing downtime and rework in production or maintenance environments.