8.5MMスレッドピッチドリルストッド BQ/NQ/HQ互換性によるコアドリリング効率

ワイヤーラインのドリル棒
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.