Different types of tools and raw materials used are mentioned below:
Zinc- molten alloy and copper are main important raw materials used in Bidri craft making.
File and Buffering Machine:
Different types of buffing blades are used to smoothen the surface of the article.
It is applied on the casted object to obtain temporary black coating on the article, so that it is easy to sketch the design over dark background.
Used to engrave the design on the article.
It is mixed with ammonium to give permanent black coating on the article.
Used to engrave in the design grooves.
Brass Metal Wire:
Brass metal wire is inlayed to enhance the outer appeal of the product.
once the product is made, coconut oil is applied to deepen the black matt coating.
Bidri fort Mitti:
Bidri fort mitti-clay is boiled and products are dipped in the mitti solution to obtain permanent black color.
Carving tools such as chisel, hammer, filers, rasps are used while engraving and inlaying process.