JBO Thread Ring Gauge (GO) - Metric Coarse - Right Hand - 6h - M4 x 0.7 Hydraulic Expansion Chucks while ISO H4 tolerance delivered

while ISO H4 tolerance delivered per DIN 8093 ensures precise bore sizes

The taper shank design seats firmly in compatible toolholders

helping maintain accuracy through tougher cuts and reducing deflection on inclined surfaces

5mm thickness

JBO Thread Ring Gauge (GO) - Metric Coarse - Right Hand - 6h - M4 x 0.7 Hydraulic Expansion Chucks while ISO H4 tolerance deliveredThe JBO Thread Ring Gauge (GO) for Metric Coarse threads is a precision tool designed for quick, reliable go no go checks of external M4 x 0. 7 threads. Built for engineers, machinists, quality inspectors, and workshop professionals, this right hand gauge ensures your coarse thread parts meet exact diameter specifications with every inspection. GO Gauge: Metric Coarse, Right Hand, 6h: Enables fast, go no go verification of external threads to the M4 x