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This amazing material combines real metals in a resin binder to produce beautiful products that are easy to machine and polish. 

Urethane based resin formula is ideal for strength and impact resistance. 

You can use your usual polishing methods with this material. 
Metal or diamond polish will work best

Standard Sized Ring Blanks
inches = 1.5 x 1.5 x 0.5 
mm = 38.1 x 38.1 x 12.7

Each blank comes packaged with a certificate of authenticity*