PDC core bit Nq Hq Pq

PDC bit has a long working life,  very fast penatration and high percentage core recovery in soft to hard rock formations. Because of the polycrystalline diamond cutters set on the crown, PDC bit has a long working life, very fast penatration and high percentage core recovery in soft to hard rock formati

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PDC bit has a long working life,  very fast penatration and high percentage core recovery in soft to hard rock formations.
 
Because of the polycrystalline diamond cutters set on the crown, PDC bit has a long working life, very fast penatration and high percentage core recovery in soft to hard rock formations. PDC bit may be used with air, mud, or foam flushing.
 
Size Available: 
1. A-Gauge Core Bits: AQ, AQ-RSG, AWG(AX), AWM, AWT, LTK48 
2. B-Gauge Core Bits: BQ, BQ-RSG, BQ-2.400, BQ3, BWG(BX), BWM, BWT, LTK60, TBW 
3. N-Gauge Core Bits: NQ, NQ-3.032, NQ2, NQ2-RSG, NQ3/NQTT, NQ3-RSG, NQ3-3.032, NMLC, NWG(NX), NWM, NWT, TNW 
4. H-Gauge Core Bits: NQ, HQ-RSG, HQ-3.830, HQ-3.895, HQ3/HQTT, HQ3-RSG, HQ3-3.380, HQ3-3.895, HMLC, HWF-Long, HWF-Short, HWG(HX), HWT 
5. P- Gauge Core Bits: PQ, PQ3, PWF-Long, PWF-Short 

6. S- Gauge Core Bits: SWF-Long, SWF-Short 
7. U- Gauge Core Bits: UWF-Long, UWF-Short 
8. Z- Gauge Core Bits: ZWF-Long, ZWF-Short 
9. T, TT, T2 &TB Series Metric Core Bits: T36, TT46, T2-46, TB56, TT56, T2-56, T2-66, T2-76, T2-76 coreline, T2-86, T2-86 coreline, T2-101, T2-101 coreline 
10. T6 Series Metric Core Bits: T6-76, T6-86, T6-101, T6-116, T6-131, T6-146 

11. T6S Series Metric Core Bits: T6S-76, T6S-86, T6S-101, T6S-116, T6S-131, T6S-146 
12. B Series(ISO3552-1) Metric Core Bits: B36, B46, B56, B65, B76, B86, B101, B116, B131, B146 
13. Chinese Standard Metric Core Bits for Single Tube Core Barrels: φ 36, φ 46, φ 56, φ 59, φ 75, φ 91, φ 110, φ 130, φ 160, φ 170, φ 219, φ 275 
14. Chinese Standard Metric Core Bits for Double Tube Core Barrels: φ 56, φ 59, φ 75, φ 91 
15. Chinese Standard Metric Core Bits for Wireline Core Barrels: φ 59, φ 75, φ 91 

We can manufacture all kinds of I diamond core drill bits and reaming shells according to customer's special requirement. .


 
Wireline diamond core bits specifications
SIZECORE ØHOLE Ø
AQTK35.5 mm (1-3/8 in)48 mm (1-7/8 in)
BQ36.4 mm (1-7/16 in)60 mm (2-3/8 in)
BQTK40.7 mm (1-5/8 in)60 mm (2-3/8 in)
NQ47.6 mm (1-7/8 in)75.7 mm (3 in)
NQTK (NQ2")50.6 mm (2 in)75.7 mm (3 in)
NQ345 mm (1-3/8 in)75.7 mm (3 in)
HQ63.5 mm (2-1/2 in)96 mm (3-3/8 in)
HQ361.1 mm (2-3/8 in)96 mm (3-3/8 in)
PQ385 mm (3-3/8 in)122.6 mm (4-7/8 in)
PQ383 mm (3-1/4 in)122.6 mm (4-7/8 in)
 
Wireline diamond core bits, metricl diamond impregnated drill bits specifications
"Q" series:AQ, BQ, NQ, HQ, PQ/AQTK, BQTK, BQ3, NQ2, NQ3, NQTT, HQ3, HQTT, PQ3, PQTT
A-Gauge Core Bits:AQ, AQ-RSG, AWG(AX), AWM, AWT, LTK48
B-Gauge Core Bits:BQ, BQ-RSG, BQ-2.400, BQ3, BWG(BX), BWM, BWT, LTK60, TBW
N-Gauge Core Bits:NQ, NQ-RSG, NQ-3.032, NQ2, NQ2-RSG, NQ3/NQTT, NQ3-RSG, NQ3-3.032, NMLC, NWG(NX), NWM, NWT, TNW,
H-Gauge Core Bits:HQ, HQ-RSG, HQ-3.830, HQ-3.895, HQ3/HQTT, HQ3-RSG, HQ3-3.895, HMLC, HWF-Long, HWF-Short, HWG(HX), HWT
P-Gauge Core Bits:PQ, PQ3, PWF-Long, PWF-Short
S-Gauge Core Bits:SWF-Long, SWF-Short
U-Gauge Core Bits:UWF-Long, UWF-Short
Z-Gauge Core Bits:ZWF-Long, ZWF-Short
T Series:T36, T46, T56, T66, T76, T86, T101
TT Series:TT46, TT56, TT66, TT76, TT86, TT101
T2 Series:T2 46, T2 56, T2 66, T2 76, T2 86, T2 101
TB Series Metric Core Bits:TB36, TB46, TB56, TB66, TB76, TB86, TB101
T6 Series Metric Core Bits:T6-76, T6-86, T6-101, T6-116, T6-131, T6-146
T6S Series Metric Core Bits:T6S-76, T6S-86, T6S-101, T6S-116, T6S-131, T6S-146
B Series(IS03552-1)Metric Core Bits:B36, B46, B56, B66, B76, B86, B101, B116, B131, B146
All other standard:CDDA, DCDMA, Crealius, and ISO sizes.




FAQ


Q: Are you a manufacturer or trading company?
A: We are a specialized manufacturer.

Q: How about the delivery terms?
1. Payment: T/T, L/C, Western Union, Paypal, 30% deposit in advance and rest before delivery.
2. Min. order quantity: 1 piece.
3. Transportation: By DHL/TNT/Fedex express, air, sea, train.

Q: How about discount?
A: Price is based on products and order quantity.

Q: Do you accept sample order?
A: Yes sure, please contact us for details.

Q: How about your after-sales service?
A: As a manufacturer, we offer promt technology support for all problems and questions. Besides, we accept goods return or replace for quality problem.

Q: How does your company control the quality?
A: Quality first. In order to guarantee high quality for our products, Roschen always makes a serious inspection for all products and raw materials in strict procedure. 
 


For more information please contact:


 
ROSCHEN INC.
ROSCHEN GROUP LIMITED
ROSCHEN HOLDINGS LIMITED
  
 
Website: http://roschen.en.made-in-china.com 
 ; http://roschen.en.made-in-china.com 
http://roschen.en.made-in-china.com 

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