Burs are the essential tools or supplies for jewellery making. There are many head shapes available to meet various tasks and shapes style for jewelry making.
Each Bur can be used Individually or in Combination with each other to accomplish a task.
FOX Burr Cup #77B is a specifically designed cup bur that assist in giving desired rounding and smoothing of prongs and other parts of the jewelry where the same desired smoothing and rounding needed as well. Such as - posts, wire and rivet heads.
Some of the common tasks that Burs are being used are as Follows :