Tuff Cards Non-stick Project Cards 2.5" x 3.5" - Black clay first heat the sterling silver

first heat the sterling silver with a torch or in a kiln until it turns a dark charcoal gray

Work in a well ventilated area

the color would be exactly the same in every stone

and store the rest in a clay hydrator

20 gauge - 18

Tuff Cards Non-stick Project Cards 2.5" x 3.5" - Black clay first heat the sterling silverTuff Cards Non stick Project Cards 2. 5" x 3. 5" Set of 3 Black Tuff Cards are thick non stick cards used to create, assemble and dry metal clay projects. They are thicker than a standard playing card, but the same handy size. Tuff Cards ensure you won't dump your work as you move it to your metal clay hot plate, dehydrator or elsewhere. Tuff Cards are smooth with no texture and can withstand heat of up to 500F. The black color makes these easier to