IADC537 8 1/2" (216mm) TCI Rock Drilling Bits/Tricone Bit for Drilling

IADC537 9 1/2" (241.3mm) TCI Rock Drilling Bits/Tricone Bit for Drilling

16" IADC 127 Water/Geothermal Well Steel Tooth Tricone Bit

5 3/4" IADC127 Milled Tooth Bit Tricone Bit for Soft Formation Drilling

5 7/8" Soft Formation Drilling Steel Tooth Tricone Drill Bit

158.7mm IADC 127 Rotary water well milled tooth three tricone bit drilling

13 5/8'' Milled tooth Drill Bits in Stock for Hard Rock Drilling

9 5/8'' Steel Tooth tricone Bit For Well Drilling

7 7/8" IADC217 Milled Tooth tricone Bits for water well

8 3/4 rock bits milled/steel tooth tricone bit

15 1/2 inch (393.7mm) mill tooth tricone bits for well drilling

10 5/8" steel tooth tricone bit for oilfield water well drilling

8 3/8" Mill tooth tricone drill bit for well drilling

6 1/2" IADC 127 New Water Well Tricone Drill Bits

6 inches steel/mill Tooth Bit for water well drilling

9 7/8" iadc 127 steel tooth tricone drill bit used for water well drilling

7 1/2 Inch IADC 127 steel tooth tricone bit/tricone drill bit

12 1/4" IADC 127 Steel Tooth tricone rock bit for water well drilling

8 1/2'' iadc 217 steel tooth tricone bit