JBO Thread Ring Gauge (GO) - Metric Fine - Right Hand - 4h - M19 x 1 Face Mill Arbors - Through Coolant it’s built from HSS‑E (M35

it’s built from HSS‑E (M35 Cob) and finished with AcuRea multi‑layer nano chrome coating for durability and smooth operation

it delivers dependable performance where control matters most

making it a dependable choice for finishing operations that demand DIN 212-B accuracy and tight tolerances

designed for accurate hole finishing in milling and turning setups

while the geometry supports clean finishes and accurate hole sizing across multiple passes

JBO Thread Ring Gauge (GO) - Metric Fine - Right Hand - 4h - M19 x 1 Face Mill Arbors - Through Coolant it’s built from HSS‑E (M35The JBO Thread Ring Gauge (GO) is a precision tool designed to verify external metric threads with ease. Sized for M19 x 1 and configured as a metric fine, right hand gauge, it helps inspectors, machinists, and quality teams quickly confirm parts meet the required thread standards. Crafted from hardened steel for exceptional durability, this GO gauge resists wear in demanding environments and maintains accuracy over time. Its straightforward GO check