5#GH-6
Ruby
Material
Red
High
Polpular
Unisex
Hardness : 9
Length: 60-100mm
Thickness : 10-12mm
polaris
Carton
international standard
China
71049019
Product Description
Materials: Aluminum oxide, man-made corundum and synthetic ruby
Various sizes and grades are available
Suitable for industry , such as jewel baring and so on
Various sizes and grades are available
Suitable for industry , such as jewel baring and so on