Hunan Jetvision Industrial Co.,Ltd.has more than 20 years manufacturing experience. We engaged in all kinds of tungsten carbide inserts, such as Parabolic inserts, Spherical inserts, Conical inserts, Wedged inserts, Spoon inserts, Flattop inserts, Road milling picks inserts and so on. Our products are widely applied in DTH bits, Rolling cutter bits, Cold milling picks,Threaded drill bits, Cylindrical bits etc. We have rich scientific research and production experience, we produce high quality mining carbide inserts/buttons by using high quality carbide raw material, utilizing advanced craft technology and imposing strict quality inspection.