حفر ثقوب صغيرة حفرة مخفية مع الكربيد الكروي

جمال
April 02, 2025
Video Description:
Discover the T45 3050mm MM/MF Mining Rock Drilling Tools Thread Drill Rod, designed for efficient rock drilling with high precision CNC machining. Ideal for mining applications, this drill rod features a flushing hole for water or air transmission and durable threads for secure connections.