Single Tube Diamond Tip Drill Bit Hot Pressed Sintered Dia 28 - 200mm2022-03-15 16:07:20 |
Tungsten Carbide PDC Drill Bit Diamond Bit / Reamer Forging Processing2022-03-15 16:07:20 |
High Penetration Rate 75mm Pdc Core Drill Bits For Geological Exploration2022-09-27 16:22:02 |
API Certificated Diamond Oil Drill Bit Matrix Body PDC Drill Bit2022-08-25 16:16:07 |
12 1/4'' Tricone Rock Bit , Metal / Rubber sealed TCI Tricone Bit2022-03-15 15:38:39 |
Wear Resistance Carbide Water Well Drilling 8 1/2'' Tricone Drill Bit2022-03-15 15:38:39 |