Ring mandrel, solid steel, cone-shaped, for forming rings and the like. 26 cm, 1 pc
31136C
The ring bolt is an indispensable goldsmith tool for forming finger rings, hoops and the like, it is made of hardened stainless steel, length 260 mm, diameter range from 11 mm to 24 mm. Note this is not a measuring tool, if you want to measure the size of finger rings you must use a ring size stick instead.
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