8.5MM 스레드 피치 드릴 스틱 BQ/NQ/HQ 호환성으로 코어 드릴 효율성

와이어라인 드릴 로드
March 21, 2025
Video Description:
Discover the 8.5MM Threads Pitch Drill Rod with BQ/NQ/HQ compatibility, designed for core drilling efficiency. This Wireline Core Drill Rod is perfect for deep drilling projects, offering precision, durability, and versatility. Ideal for mining, water well, and geotechnical applications.