JBO Thread Ring Gauge (GO) - Metric Coarse - Left Hand - 6g - M14 x 2 FLH repeatable hole sizes with fewer

repeatable hole sizes with fewer rework cycles

extending tool life even in tougher metals

clean cuts with long-lasting edge retention

This reamer is a reliable choice for finishing holes to exact dimensions

reducing downstream finishing time and costs

JBO Thread Ring Gauge (GO) - Metric Coarse - Left Hand - 6g - M14 x 2 FLH repeatable hole sizes with fewerThe JBO Thread Ring Gauge GO Metric Coarse is a GO gauge designed to verify external threads on metric coarse fasteners. Precisely sized for a left hand M14 x 2 thread, it helps quality teams, engineers, machinists, and workshop staff quickly confirm parts meet required tolerances without guesswork. Made from hardened steel, it withstands daily use in busy shop environments while maintaining consistent, accurate measurements. Its GO design focuses on