It securely holds parallel milling cutters and maintains rigid alignment during high-speed milling
giving you confidence in every check across shifts and workcells
The flute geometry combines a left-hand spiral with right-hand cutting to optimize chip control and deliver consistent finishes
This 20mm solid carbide end mill with a 100mm reach delivers consistent performance across steel
4-flute design for finish and chip control: Provides a smooth
JBO Thread Ring Gauge (GO) - Metric Fine - Right Hand - 4h - M19 x 0.75 FMH It securely holds parallel millingThe JBO Thread Ring Gauge (GO) is a precision tool designed to quickly verify external threads. Its ideal for machinists, quality control professionals, engineers, and workshop teams who need reliable, fast checks to ensure parts meet exact standards. Designed for right hand, metric fine threads, this GO gauge targets M19 x 0. 75 with a 4h tolerance. Crafted from hardened steel, it delivers durable, long lasting performance in busy work environments