Kokani tizigawo

Tsatanetsatane wa PDC drill bit:
1. Kukula: 55mm, 65mm, 75mm, 94mm, 108mm, 113mm, 127mm, 133mm, 145mm, 153mm, 175mm, 185mm, 193mm, 250mm ...
2. Mtundu wa Bit: Mtundu wa nsanamira, concave, mapiko atatu, mapiko anayi, mapiko asanu, mapiko asanu ndi limodzi
3. PDC wodula kukula: 1303, 1304,1308,1603
4. Zida za thupi: Chitsulo, Tungsten Carbide matrix.
5. Thanthwe loyenera: mwala wamatope, miyala yamchere, shale, mchenga ndi granite etc.
6. Mtundu: Imvi, Golide, Buluu, kapena monga pempho la kasitomala
1. Chitsulo chobowola thupi chimagwiritsidwa ntchito kwambiri pobowola zofewa-zapakatikati, monga mwala wamatope, limestone, shale, sandstone ndi granite ndi zina zotero;
2. Chitsulo chobowola thupi  chimagwiritsidwa ntchito kubowola bowo lochotsa mpweya, dzenje, dzenje la mgodi wa malasha, pulojekiti yoteteza madzi;
3. Kubowola kwachitsulo kumagwira ntchito mopanda mphamvu yobowola, kuthamanga kwapakati, kuthamanga kwambiri, kukhetsa madzi.
4. High kuvala kukana;
5. Impact kulimba;
6. High pobowola dzuwa;
7. Moyo wautali wautumiki.