JBO Thread Ring Gauge (NoGo) - Metric Fine - Left Hand - 6g - M38 x 2 FMH FLH FHH S&E A&NF M&D This reamer is designed to

This reamer is designed to deliver a precise bore with a controlled finish

and supports longer tool life in challenging milling tasks

while the right-hand cutting action provides controlled

it helps ensure components meet exact size requirements and sit within your specified tolerances

Material: HSS-E (high-speed steel with cobalt) delivers enhanced heat resistance and durability

JBO Thread Ring Gauge (NoGo) - Metric Fine - Left Hand - 6g - M38 x 2 FMH FLH FHH S&E A&NF M&D This reamer is designed toThe JBO Thread Ring Gauge (NoGo) in Metric Fine, Left Hand, 6g, M38 x 2 is a precision inspection tool used to verify external thread diameters. Its ideal for engineers, machinists, quality teams, and hobbyists who need quick, reliable checks to confirm parts meet exact size and form standards. NoGo quick checks for external threads: Quickly determine if a thread is within the maximum size spec, helping you spot out of tolerance parts at a glance and