... Chengdu is founded in 1994.It specialize and produce the Material as Cemented Carbide, High Density Alloy, Tungsten Copper Alloy and ... is still high. Cemented Carbide is widely used as tools material, such as Turning Tools, Milling, Planer Knives, Drill, Boring Tool ... a roughcast or finished products, we all can produce them based on the Drawing Paper with the detail Size Requirements, according ...