-
API Rotary kuchimba visima kidogo IADC517 inchi 4.5 (114mm) katika hisa
-
Kitufe kidogo IADC517 118mm kwa uchimbaji wa miamba ya kisima cha jotoardhi.
-
Kiwanda cha API cha rotary roller bit IADC517 4 3/4″ (120mm)
-
Kitufe cha API cha mzunguko kilichofungwa biti IADC517 5 1/4″ (133mm) katika hisa
-
Tungsten Carbide Ingiza biti ya kuchimba miamba IADC517 5 7/8″ (149mm)
-
API Kisima cha kuchimba visima tricone bit IADC517 6″(152.4mm) inauzwa
-
Vijiti vya kuchimba visima vya tricone IADC517 6 1/4″ (159mm)
-
TCI biti za vitufe vya mwamba vilivyofungwa IADC517 6 1/2" (165mm) kwa kuchimba visima
-
TCI trione biti IADC517 7 1/2″ (190mm)
-
Kina Kirefu cha Tricone Bit IADC517 inchi 7 7/8 (200mm)
-
API Tricone Bit IADC517 inchi 8.5 (215.90mm)
-
API Tricone kuchimba kidogo IADC517 8 3/4 inchi (222mm) katika hisa