Fast nyckel

J. & C.G. Bolinders Mekaniska Verkstad AB

Metall, järn

Tekniska museet

A collection of ten metal wrenches of varying sizes are arranged on a white background. The wrenches are dark and appear to be made of iron. A collection of ten metal wrenches of varying sizes are arranged on a white background. The wrenches are dark and appear to be made of iron. Fast nyckel av stål. Käftbredd: 85 mm. Märkt: J & C6 Med överskrivet stort B. Sannorlikt verktyg till någon ångmaskin. J&CG B 1/4, 5/16, 3/8, 5/8, 3/4, 7/8, 1, 1 1/8, 1 1/4, 1 3/8, 1 1/2, 2.