... drawing. 1.We supply with PCD, CD, ND and tungsten carbide drawing die with polish surface and steady performance. 2.We ... as: copper, steel, Al, carbon, etc., according to your request.3,Wire shape can be round, square, spiral or some customised ... POKO Group besides Xiamen Trueman Jewelry. Focus on manufacturing tungsten carbide industrial tools. Blade(plotter blade, wire stripping blade), water flow ...