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Vacuum Pen
Ø38mm WG Labels
12mm Jaw Length
Will measure both the circumference and diameters of bracelets & bangles in millimetres
52 Holes Ø0
0.58ct Round Faceted Sapphire 5.1mm Bracelet Screw Removing Tool Vacuum PenSapphire is a variety of the mineral corundum, an aluminium oxide. It is typically blue but fancy coloured sapphires also occur in orange, yellow, green, brown, purple, pink, black and colourless. Red and reddish pink coloured corundum is referred to as ruby. The variety in colours is due to trace amounts of elements such as iron, titanium, chromium, copper and magnesium. Mohs Scale of Hardness: 9 (out of 10). Sources: Mines that have yielded the