38 밀리미터 11 급은 버튼 비트 하드 암석 드릴링을 점점 줄였습니다

Video Description:
Discover the 38mm 11-degree Tapered Button Bit, designed for hard rock drilling. This high-quality bit works seamlessly with pneumatic rock drills and tapered drill rods, offering durability and efficiency. Perfect for demanding drilling applications, it features a robust design and long service life.