Material: Surface set diamond core dirll(60/100 size natural diamond)
Cutting steps: 5 or 7 steps
Suitable rock formation: Broken, soft or medium hard foramtion
Applied in: Soft or medium hard but broken rock formation. Steps help to well control the direction and better core recovery.
Material: Impregnated diamond core dirll
Matrix hardness: F1-F10(TOTAL 10 grades)
Matrix height: 6mm, 8mm, 10mm, 12mm, 14mm
Applied in: Medium hard and very hard but complete rock formation. It mantain relative loger lifespan and there are differet face profile and watergate to choose for different formation.
Material: PCD core dirll bit
Blades: 6, 8, 9, 11 blades
Applied in: Soft and medium hard foramtion which enable very fast drilling speed and longer bit life than T. C bit.
Material: T. C core dirll bit
Applied in: Soft rock foramtion even solid. It enables fast drilling speed and clean open hole.
Material: TSP core bit
Applied in: Complicated and utral hard rock formation
Available size
BQ(WLB), WLB-2.400, BQ3(WLB3), BWG, BX, BWM, BWT, LTK60, TBW
NQ(WLN), NQ-3.032, NQ2(WLN2), NQ3(WLN3), NQTT(NWLTT), NMLC, NWG(NX), NWM, NWT, TNW
HQ(WLH), HQ-3.830(WLH-3.830), HMLC, HWF, HWG(HX), HWM, HWT
PQ(WLP), PQ3(WLP3), PWF, SWF, UWF, ZWF
T36, TT46, TB56, TT56, T2-56, T2-66, T2-76, T2-86, T2-101
T6-76, T6-86, T6-101, T6-116, T6-131, T6-146, T6S-76, T6S-86, T6S-116, T6S-131, T6S-146
B36, B46, B56, B66, B76, B86, B101, B116, B131, B146