API well drilling bit IADC417 12 1/4″(311mm) bakeng sa lefika le thata

Mohlala

Tšepe ea meno ea tšepe le TCI Bit

IADC KHOTSO

111,114,115,116,117,121,124,125,126,127,131,135,136,137,214,216,217;
225,226,226,235,237,314,315,316,317,325,326,327,335,336,337,347

417 427 437                                                                                                                                                                                                                                           
415,416,422,425,427,435,436,446,447,516,526,532,535,536,537,542,545,547,
615,622,632,635,642,645,715,722,725,732,735,742,745,825,832,835,845

boholo bo fumanehang:

Ho tloha ho 2 7/8 ho isa ho 26"Boholo bo boholo bakeng sa ho bula lesoba hanyane, reamer bit

molemo

theko e ntle ka ho fetisisa le boleng bo holimo

mofuta oa bere:

Bereng e tiisitsoeng le e sa tiisitsoeng HJ
HA (rabara e tiisitsoeng ea koranta bearingAircooled bering mofuta

Sebopeho kapa lera

bonolo, mahareng bonolo, thata, mahareng thata, sebopeho thata haholo

Boholo ba konopo (likarolo tse ling)

Konopo, meno a bone 1) Meno a Y-conical 2) X-Chisel meno 3)
K- wide teeth 4) G- Tshireletso ya Gague

Lintho tse bonahalang

Alloy tšepe, carbide

Kopo

Petroleum le khase, seliba sa metsi, liindasteri tsa merafo le tectonic, lebala la oli, kaho,
geothermal, directional boring, le underground foundation work.