tungsten carbide titanized drill bit, high quality
1.tungsten carbide 2.carbide end mill 3.YG8/YG15/YG20/YG20C/CD650 4.high quality 5.high wear resistance and high toughness
tungsten carbide titanized drill bit, high quality
1.tungsten carbide 2.carbide end mill 3.YG8/YG15/YG20/YG20C/CD650 4.high quality 5.high wear resistance and high toughness
tungsten carbide titanized drill bit, high quality