Whakamahi

9 1/4 "Pua niho o te ahu

8 5/8” i te niho ure me e 3 nga hoo

12 1/4" TRICONE BIT IADC114/117/127/217/37

IADC114/117/127/217/37

16” PDC me e 5

17 1/2" PDC e 5

17/2" TRICONE BIT IADC114/117/127/217/37

IADC114/117/127/217/37