cov ntsiab lus
 Carbide rub cov khoom rau dej zoo drilling Qhov no yog API 2 3/8 "reg carbide rub cov khoom, lawv yog tsim los ntawm cov hlau alloy thiab steel, siv rau cov dej zoo drilling thiab av drilling hauv cov tsim mos; Lawv yog cov nqi qis dua thaum piv nrog PDC laum khoom. Peb tuaj yeem muab 76mm, 98mm, 113mm, 133mm, 153mm thiab lwm yam qauv ntau thiab tsawg nrog API txiv neej xov thiab poj niam xov. Yog tias koj txaus siab rau lawv, thov koj xav tiv tauj peb. |
 PDC tsis coring ntsis 94mm Qhov no yog PDC steel lub cev 3 hniav rub me ntsis, nws muaj kev kub ceev drilling thiab footage hauv mos mus rau nruab nrab nyuaj tsim. |  PDC ntsis 133mm Qhov no yog lub cev matrix PDC me ntsis, nws haum rau nruab nrab nyuaj thiab nyuaj tsim nyob rau hauv mining thiab dams tsim. |  PDC rub me ntsis Qhov no yog PDC rub me ntsis 20mm, nws yog tsim los ntawm 1308 PDC cutters thiab hlau, siv rau dej zoo drilling, suits rau muag muag rau nruab nrab tsim. |
Cov no tsuas yog ib feem ntawm peb cov khoom seem rau mining thiab dej zoo drilling, yog tias koj txaus siab rau lawv los yog lwm yam khoom, thov koj xav tiv tauj peb los ntawm Lucy@tydrillbits.com.
