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

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

Impregnated diamond core bit
Available size: AQ, BQ, NQ, HQ, PQ, NQ3, HQ3, PQ3, T2-436, T2-46, T2-56, T2-66, T2-76, T2-86, T2-101, T6-76, T6-86, T6-101, T6-116, T6-131, T6-146, LTK48, LTK60, HWF, PWF, SWF, UWF, ZWF, EWG, AWG, BWG, NWG, HWG, EWM, AWM, BWM, NWM, HWM, 36, 46, 56, 59, 75, 91, 110, 130, 150, 170, 219, 275

PCD non-coring bit
Available size: 56mm, 60mm, 65mm, 120mm, 3-7/8'', 5-7/8''
Three -wing drag bit (step type, chevron type) API standard
Available size: 2-7/8'', 3-1/2'', 3-3/4'', 4-1/2'', 4-3/4''

Casing shoe
Available size: RW, EW, AW, BW, NW, HW, PW, SWUW, ZW, RX, EX, AX, BX, NX, PX, SX, UX, ZX, 46, 56, 66, 76, 86, 101, 116, 131, 116

Casing bit
Available size: RW, EW, AW, BW, NW, HW, PW, SWUW, ZW, RX, EX, AX, BX, NX, PX, SX, UX, ZX, 46, 56, 66, 76, 86, 101, 116, 131

Core lifter and core lifter case
1. Available in all standard drilling sizes
2. Hardened alloy as raw material, it can serve in a long lifespan
3. Core lifters are divided into slotted and flutted. They have the advantages of good springness and long life.

Available size of the core lifter and core lifter case
Core lifter:
AQ, BQ, NQ, HQ, PQ, NQ3, HQ3, PQ3, T2-436, T2-46, T2-56, T2-66, T2-76, T2-86, T2-101, T6-76, T6-86, T6-101, T6-116, T6-131, T6-146, LTK48, LTK60, HWF, PWF, SWF, UWF, ZWF, EWG, AWG, BWG, NWG, HWG, EWM, AWM, BWM, NWM, HWM

Core lifter case:
AQ, BQ, NQ, HQ, PQ, NQ3, HQ3, PQ3, TT46, TT56, T2-46, T2-56, T2-66, T2-76, T2-86, T2-101, T6-76, T6-86, T6-101, T6-116, T6-131, T6-146, , LTK48, LTK60, HWF, PWF, SWF, UWF, ZWF, EWM, AWM, BWM, NWM, HWM

Water swivel and hoist plug

Relative accessories:
We also supply Drill Rod, NQ HQ Core Barrel, Casing Tube, Overshot Assembly, Hoist plug, water swivel, diamond bit, reaming shell, core lifter case, diamond core bit, casing bit, casing shoe, reaming shell, pipe wrench, rod wrench, circular wrench.