JBO Thread Plug Gauge - Metric Fine Go/No-Go - Left Hand - 6H - M7 x 0.75 Face Mill Arbors - Anti-Vibration and reliable performance across a

and reliable performance across a wide range of cutters

The short form minimizes tool whip

while the straight shank offers compatibility with a wide range of hand reaming setups

3 mm corner radius enables precise corners and durable radii

predictable finish with tight tolerances

JBO Thread Plug Gauge - Metric Fine Go/No-Go - Left Hand - 6H - M7 x 0.75 Face Mill Arbors - Anti-Vibration and reliable performance across aThe JBO Thread Plug Gauge is a metric fine Go No Go gauge designed for precise inspection of internal threads in holes. Sized for M7 x 0. 75 with a left hand thread, it helps machinists, inspectors, and assembly teams verify thread quality quickly and consistently. Made from hardened steel, this gauge stands up to daily workshop use, delivering repeatable results over time and resisting wear even in rigorous production environments. Go No Go design