Four-flute design for rigidity and efficient material removal: The 4-flute configuration offers robust rigidity and effective chip control
Straight Shank – HSS (M2) with a 18
The JBO Thread Ring Gauge (GO) – Metric Fine – Right Hand – 4h – M20 x 1 is a precision go/no-go tool used to verify external thread diameters
HSS-E reamer delivers dependable finishing for intermediate-precision holes
The extended reach of the long and extra-long lengths lets you tackle deep pockets and hard-to-reach areas in a single setup
JBO Thread Ring Gauge (NoGo) - Metric Fine - Right Hand - 4h - M3 x 0.35 Morse Taper Adaptor Four-flute design for rigidity andThe JBO Thread Ring Gauge (NoGo) Metric Fine Right Hand 4h M3 x 0. 35 is a precision external thread gauge used to verify the outside diameter of metric threads on fasteners, fittings, and threaded components. It enables quick, reliable pass fail checks for quality control, making it a trusted tool for engineers, inspectors, machinists, and maintenance teams. Built from hardened steel, this gauge offers durability and wear resistance for long service