1.Tungsten carbide rings 2.High hardness 3. Good quality, ... PM shape dies, G shape dies, etc. 3.Tungsten carbide moulds: like wire-drawing die, indexable inserts dies ... steel die, etc. II. Kinds of tungsten carbide TF products: 1.Tungsten carbide nonstandard dies: like cold heading dies, ... carbide roll collar, carbide plug gauge, etc. III.Tungsten carbide products: carbide board, Bars, Punching cutters, ...