Oval Genuine Blue Sapphire Cabochon Select Size:6x4mm The hardened steel construction withstands

The hardened steel construction withstands the repeated stress of drawing without distorting the hole geometry

this Italian-made mandrel spans a working range of 3

Cast and hand-polished

and other non-ferrous metals

Always wear eye protection when using these tools

Oval Genuine Blue Sapphire Cabochon Select Size:6x4mm The hardened steel construction withstandsSapphire is one of the most popular colored stones in the United States, prized for its extraordinary durability and suitability for everyday wear. Pure corundum the mineral that sapphire is composed of is actually colorless in its purest form, but trace elements of iron and titanium produce the rich blue color sapphire is celebrated for. These genuine blue sapphire cabochons display an opaque, medium to medium dark blue color with some minor eye