1These tools are used to set diamonds, pearls and gems on jewelry 2Including 23 beading tolls, 1 handle and 1 plastic clear domed stand 3It is also used for tightening loose stones 4Grain tools are made from cast iron, at the end of which is a polished concave hemisphere 5Used with the handle, it is employed when grain setting - grains from the metal's surface are lifted and then rounded with the grain tool over the stone. Size of the tool should relate to that of the grain