JBO Thread Plug Gauge - Metric Fine Go/No-Go - Left Hand - 6G - M18 x 1 A&NF while the uncoated finish enhances

while the uncoated finish enhances chip flow and reduces friction for steadier cutting performance

Carbide Construction for Long Tool Life: Durable

this end mill is built to handle deep groove work and tight tolerances

Variable index geometry: Reduces cutting forces and promotes efficient chip evacuation for smoother cuts and consistent surface finishes

accurate cuts on narrow ribs across a variety of materials

JBO Thread Plug Gauge - Metric Fine Go/No-Go - Left Hand - 6G - M18 x 1 A&NF while the uncoated finish enhancesThe JBO Thread Plug Gauge is a precision tool designed to verify internal metric fine threads with fast, reliable Go No Go checks. It's ideal for engineers, machinists, quality inspectors, and workshop professionals who need to confirm hole tolerances quickly before assembly. With a Go No Go design, you can determine at a glance whether a threaded hole will accept its mating part, reducing guesswork and potential rework. Built to endure daily workshop