K20 Carbide rod 1.Advanced equipment,HIP, 2.More than 10 years experiences, 3.Good service&fast delivery&reasonable price. K20 Carbide rod is massively used ... mechanical , chemical ,petroleum,metallurgical , electronic and national defense industry .Tungsten Carbide rod not only can be used as cutting and drilling tools ... ,K30,P10,P20,P30,M10 etc. Welcome your order. K20 Carbide rod