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Quick Details

  • Condition: New
  • Type: Core Drilling Rig
  • Power Type: Diesel
  • Place of Origin: Jiangsu, China (Mainland)
  • Brand Name: CROWN
  • Model Number: BQ, NQ, HQ, PQ
  • Usage: Ore
  • Voltage: 380V
  • Power(W): 15KW
  • Dimension(L*W*H): 2.75*0.95*1.6m
  • Weight: 600kg
  • Certification: ISO, ISO, API
  • Warranty: 1 Year
  • After-sales Service Provided: Overseas service center available
  • Item: JIS Standard 67 Cutters Pq Overshot Assembly
  • Outer Tube: 57.2 - 118mm
  • Drill Bit Outer Diameter: 36.5 - 85mm
  • Inner Tube: 42.9 - 95.3mm
  • Drill Bit Inner Diameter: 59.5 - 122mm
  • Standard: DCDMA
  • Use: Well Drilling
  • Size: Available In All DCDMA Sizes
  • Keywords: Core Barrel & Overshot

Packaging & Delivery

Packaging Details JIS Standard 67 Cutters Pq Overshot Assembly with standard export package or according to client's requirement.
Delivery Time Within 3 days

JIS Standard 67 Cutters Pq Overshot Assembly 




We can provide:

1.Test Report & MTC

2.Ready stock for normal sizes

3.Customized sizes welcomed

4.One stop service



Product Description



Core Barrel&Overshot Size Available
Wireline SeriesB, N, N-2, N-3, H, H-3, P, P-3(Surface & Underground); 
ConventionalLTK48, LTK60, T2 76, T2 101
Chinese StandardSC56, S59, S75, S95; 
SCA56, SA59, SA75, SA95;
S75ZD, SA75ZD, SA95ZD;
P56, P59, P75, P91, PA-110, PA-130, P150
customer's special requirement is also available.



SeriesModelDrill Bit(Mm)ReamerOuter TubeInner TubeUnit Weight
C-Q Series
Core Barrel
BQ36.50 59.50 60.00 57.20 46.00 42.90 38.10 45.00 
NQ47.60 74.60 75.80 73.00 60.30 55.60 50.00 65.00 
HQ63.50 95.60 96.00 92.10 77.80 73.00 66.70 105.00 
PQ85.00 122.00 122.60 118.00 103.00 95.30 88.90 150.00 








Other Products




We specialized in manufacturing Drill Rods, Casings, Core barrels, Diamond bits, Reaming 

shells, Drill rigs, PDC bits and other drilling tools & equipment for geological exploration, 

mining, geotechnical, dam grouting, water well and horizontal directional drilling.





Company Information




Our company covers an area of 55 acres, and built a new modern plant covering more than

40,000 square meters. The manufacturing facility is located in Wuxi City which is very close

to Shanghai. With the unaided design capabilities and advanced flow of production, as well

as a whole set of high precision equipment, our high-quality products well favored by the

majority of customers. We have been striving to develop new and innovative products to

meet the changing needs of the drilling industry.



Company Honor




Cooperation Show







Q1. Where is your factory ?

A1: Our company’s processing center is located in Wuxi, Jiangsu, China.

which is now the leading manufacturer of diamond core driling equipment and tools in China.


Q2. How do you control quality ?

A2: Mill Test Certification is supplied with shipment, Third Party Inspection is available.


Q3. What are the advantages of your company ?

A3: We have many professionals, technical personnel, more competitive prices and

best after-sales service than other companies.


Q4. Can you arrange the shipment ?

A4: Sure we can help you with the shipment. We have forwarders who have cooperated

with us for many years.


Q5. How about the delivery time ?

A5: It is based on the order, normally within 3 days after receiving your advance payment.


Q6. Can you provide sample ?

A6: Small samples in store and can provide the samples for free.

Customized samples will take about 2-3days.





--------------------------------------------------------Welcome to Geotec Wuxi--------------------------------------------------------




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China (Mainland) | Manufacturer, Trading Company
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3 Transactions 30,000+
The supplier’s transactions conduted via Alibaba.com in the past 6 months.
The supplier supports Trade Assurance – A free service that protects your orders from payment to delivery.
Supplier's Trade Assurance Limit: US $134,000
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