Nweworo dị ụfụ tricone bit omeme-LANGFANG UQIER

9 1/4 ”Né nri nke a na-egwu 3 blades

8 5/8 ”Nwe nri nke a na - akpọ n’ahụ́ 3.

12 1/4 ”RICONE BIT IADC114/117/127/217/317.

IADC114/117/127/217/37

16” PDC bit nwere blade 5.

17 1/2" PDC bit na 5 bladed

17 1/2 ” TRICONE BIT IADC114/117/127/217/37

IADC114/117/127/217/37