British Military Brass Bore Inspection Gauge – Armourer’s Tool Uniforms Most were locally produced under

Most were locally produced under sanctions

This badge features Britannia

The front engraving reads “Glück Auf Der Bergmannstisch 10

Measurements shoulder to shoulder 23in

flanked by white wings

British Military Brass Bore Inspection Gauge – Armourer’s Tool Uniforms Most were locally produced underA cylindrical brass bore inspection gauge, likely British military issue, designed for checking barrel wear and internal bore dimensions of service rifles and machine guns. These precision tools were used by armourers to ensure a weapons barrel remained within operational tolerances, thus maintaining accuracy and safety. The example shown retains its original patina, with a threaded end cap possibly for an interchangeable gauge head or cleaning