Carbon Steel Jewelry Pliers, Flat Nose Pliers, FerronickelSize: about 5.8cm wide,12.8cm longSo called âFlat Nose Pliersâ means that the tong head is flat. The carbon content of its material is 0.45 percent and toughness and haedness is appropriate. It is used to bend sheet metal or metal wire into the shape which are needed. It is one of essential tools for jewelry making.