6 1/2 Three-Wing Drill Bit, Water Well Drill Bit, Rock Drill Bit, Soil Drill Bit, PDC Drill Bit, Oil Drill Bit, Four-Wing Rock Drill Bit

6 1/2 Four-Wing Drill Bit, Water Well Drill Bit, Rock Drill Bit, Soil Drill Bit, PDC Drill Bit, Oil Drill Bit, Male Wire Drill Bit

7 1/2 Tri-Wing Drill Bit, Water Well Drill Bit, Rock Drill Bit, Soil Drill Bit, PDC Drill Bit, Oil Drill Bit, Male Wire Drill Bit

4 1/2 Tri-Wing Bit, Water Well Bit, Rock Drilling Bit, Earth Bit, PDC Bit, Oil Bit, Four-Wing Scraper Bit

10 1/2 Three-Wing Bit, Water Well Bit, Rock Drilling Bit, Soil Bit, PDC Bit, Oil Bit, Four-Wing Concave Bit

3 1/2 Tri-Wing Bit, Water Well Bit, Rock Drilling Bit, Earth Bit, PDC Bit, Oil Bit, Four-Wing Scraper Bit

10 1/2 Three-Wing Drill Bit, Water Well Drill Bit, Rock Drill Bit, Soil Drill Bit, PDC Drill Bit, Oil Drill Bit, Four-Wing Rock Drill Bit

5 1/2 Tri-Wing Bit, Water Well Bit, Rock Drilling Bit, Soil Bit, PDC Bit, Oil Bit, Tri-Wing Scraper Bit

6 1/2 Tri-Wing Bit, Water Well Bit, Rock Drilling Bit, Soil Bit, PDC Bit, Oil Bit, Tri-Wing Scraper Bit

3 1/2 Three-Wing Drill Bit, Water Well Drill Bit, Rock Drill Bit, Soil Drill Bit, PDC Bit, Oil Drill Bit, Four-Wing Step Drill Bit

6 1/2 Three-Wing Drill Bit, Water Well Drill Bit, Rock Drill Bit, Soil Drill Bit, PDC Bit, Oil Drill Bit, Four-Wing Step Drill Bit

9 1/2 Three-Wing Bit, Water Well Bit, Rock Drilling Bit, Soil Bit, PDC Bit, Oil Bit, Four-Wing Concave Bit

4 1/2 Tri-Wing Drill Bit, Water Well Drill Bit, Rock Drill Bit, Soil Drill Bit, PDC Drill Bit, Oil Drill Bit, Tri-Wing Rock Drill Bit

8 1/2 Four-Wing Drill Bit, Water Well Drill Bit, Rock Drill Bit, Soil Drill Bit, PDC Drill Bit, Oil Drill Bit, Male Wire Drill Bit

10 1/2 Water Well Drill Bits, Rock Drill Bits, Soil Drill Bits, PDC Drill Bits, Oil Drill Bits, Step Drill Bits

9 1/2 Three-Wing Water Well Bit, PDC Bit, Diamond Bit, 3-Wing Coreless Bit, Outer Wire, Inner Wire Interface

10 1/2 Three-Wing Water Well Bit, PDC Bit, Diamond Bit, 3-Wing Coreless Bit, Outer Wire, Inner Wire Interface

9 1/2 Three-Wing Water Well Drill Bit, PDC Drill Bit, Diamond Drill Bit, 3-Wing Coreless Drill Bit, Outer Wire Interface, Inner Wire Interface

5 1/2 Three-Wing Water Well Bit, PDC Bit, Diamond Bit, 3-Wing Coreless Bit, Inner and Outer Wire Interface

6 1/2 Three-Wing Water Well Drill Bit, PDC Drill Bit, Diamond Drill Bit, 3-Wing Coreless Drill Bit, Outer Wire Interface, Inner Wire Interface

7 1/2 Three-Wing Water Well Drill Bit, PDC Drill Bit, Diamond Drill Bit, 3-Wing Coreless Drill Bit, Outer Wire Interface, Inner Wire Interface

5 1/2 Three-Wing Water Well Drill Bit, PDC Drill Bit, Diamond Drill Bit, 3-Wing Coreless Drill Bit, Outer Wire Interface, Inner Wire Interface

9 1/2 Three-Wing Water Well Bit, PDC Bit, Diamond Bit, 3-Wing Coreless Bit, Outer Wire and Inner Wire Interface

8 1/2 Three-Wing Water Well Bit, PDC Bit, Diamond Bit, 3-Wing Coreless Bit, Outer Wire, Inner Wire Interface

4 Wings Non Core Diamond PDC Bit / PDC Drag Bits for Water Well Drilling

Hot Sale Steel Body PDC Concave Drill Bit for Water Well Dilling / Coal Mining

10 1/2 Three-Wing Bit, Water Well Bit, Rock Drilling Bit, Soil Bit, PDC Bit, Oil Bit, Four-Wing Scraper Bit

6 1/2 Tri-Wing Bit, Water Well Bit, Rock Drilling Bit, Earth Bit, PDC Bit, Oil Bit, Four-Wing Scraper Bit

8 1/2 Three-Wing Bit, Water Well Bit, Rock Drilling Bit, Soil Bit, PDC Bit, Oil Bit, Four-Wing Scraper Bit

5 1/2 Four-Wing Drill Bit, Water Well Drill Bit, Rock Drill Bit, Soil Drill Bit, PDC Drill Bit, Oil Drill Bit, Male Wire Drill Bit