JBO Thread Ring Gauge (NoGo) - Metric Fine - Right Hand - 6g - M40 x 0.5 Face Mill Arbors DIN 8093 ISO H4 tolerance:

DIN 8093 ISO H4 tolerance: Ensures precise hole sizing and repeatable results

accurate results in metalworking applications

and finishing small features that demand precise corner geometry

Square-edge rib processing geometry: Precisely shapes narrow ribs with clean edges and tight tolerances

it features a straight shank and DIN 8089-compliant design for reliable performance in demanding materials

JBO Thread Ring Gauge (NoGo) - Metric Fine - Right Hand - 6g - M40 x 0.5 Face Mill Arbors DIN 8093 ISO H4 tolerance:JBO Thread Ring Gauge (NoGo) Metric Fine Right Hand 6g M40 x 0. 5 is a precision inspection tool used to verify external thread diameters on fasteners, components, and machined parts. Designed for engineers, manufacturers, quality control teams, and workshop technicians, it helps ensure threads meet exact size and tolerance requirements with reliable, repeatable results. Precise NoGo verification for Metric Fine threads: Quickly determine whether an