5 1/2'' IADC 217 three roller cone drill bit steel tooth RR bit

5 1/2'' IADC 217 three roller cone drill bit steel tooth RR bit

17 1/2"IADC237 rubber sealed bearing milled tooth tricone drill bit

17 1/2"IADC237 rubber sealed bearing milled tooth tricone drill bit

17 1/2"IADC 117 water well drilling steel tooth tricone bit

17 1/2"IADC 117 water well drilling steel tooth tricone bit

15 1/2"IADC127 milled tooth tricone rock bit soft drilling water well drill bit

15 1/2"IADC127 milled tooth tricone rock bit soft drilling water well drill bit

14 3/4"IADC127 Steel Tooth Tricone Rotary Roller Cone bit

14 3/4"IADC127 Steel Tooth Tricone Rotary Roller Cone bit

12 1/4" IADC127 water well drilling tricone drill bit

12 1/4" IADC127 water well drilling tricone drill bit

11 5/8"IADC217 rubber sealed bearing milled tooth tricone drill bit

11 5/8"IADC217 rubber sealed bearing milled tooth tricone drill bit

9 7/8"IADC117 steel tooth roller cone tricone drilling bit for water well

9 7/8"IADC117 steel tooth roller cone tricone drilling bit for water well

7 1/2"IADC137 steel tooth milled tooth tricone drill bit

7 1/2"IADC137 steel tooth milled tooth tricone drill bit

8 1/2'' single cutters, tricone cutters,tricone bit

8 1/2'' single cutters, tricone cutters,tricone bit

8 1/2 ''single roller cone bit single cone

8 1/2 ''single roller cone bit single cone

7 1/2" (190.5mm) PDC BIT hard rock drill bit tool

7 1/2" (190.5mm) PDC BIT hard rock drill bit tool

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