JBO Thread Ring Gauge (GO) - Metric Fine - Right Hand - 6g - M78 x 2 FHH standards-compliant threading across every batch

standards-compliant threading across every batch

making it a dependable choice for daily milling tasks on a variety of workpieces

Four-flute design for efficient chip evacuation: Four cutting edges provide effective chip clearance

M2 HSS durability: High-speed steel provides wear resistance and long tool life for repeated reaming across common metals

25 (6g) right-hand threads

JBO Thread Ring Gauge (GO) - Metric Fine - Right Hand - 6g - M78 x 2 FHH standards-compliant threading across every batchThe JBO Thread Ring Gauge (GO) Metric Fine Right Hand 6g M78 x 2 is a precision go gauge designed to verify external thread diameters against metric fine standards. Its a versatile tool for engineers, machinists, quality inspectors, and maintenance teams who need quick, reliable checks to ensure threaded parts meet exact specifications. Crafted from hardened steel, this gauge delivers enduring durability and resistance to wear in busy workshop