64D22 용광로 탭홀 드릴링을 위해 고강도 64mm 직경과 고강도의 3개 날개 드릴용 날

TMT 드릴 비트
June 01, 2026
비디오 설명:
In this video, we explore the 64D22 Three Wing Drill Bit designed specifically for blast furnace taphole drilling. You'll see how its high-strength tungsten carbide construction and optimized three-wing structure deliver exceptional performance in extreme high-temperature, high-hardness environments. We demonstrate its drilling efficiency, durability, and compatibility with standard blast furnace equipment, helping metallurgical professionals understand how this tool reduces downtime and maintenance costs.