Nq Wireline Overshot for Geological Drilling Core Accessories

• Type: Core Drill
• Usage: Core Drilling
• Certification: GB/T19001-2016/ISO9001:2015
• Size: Bq,Nq,Hq.Pq
• Application: Mineral Exploration
• Material: Carbon Steel
• Model NO.: NQ, HQ, PQ
• Length: 1.5m, 3m
• Trade Mark: Best Drilling
• Market: Goloble
• Transport Package: Carton or Plywood Case
• Specification: BQ, NQ, HQ, PQ
• Trademark: Best Drilling
• Origin: China
• HS Code: 84314320
• Production Capacity: 20000PCS/Year

Product Description

NQ Wireline Overshot For Geological Drilling Core Accessories

Product Description:

 

Overshot is an external catch fishing tool designed to catch the inner tube and core from the hole. Once core sample is full inside the inner tube of a wireline core barrel, overshot is released from the top. Wireline Overshot Assembly slides inside the wireline drill rods. Lifting dogs of the overshot locks the spear head of the core barrel. Overshot along with inner tube is pulled out with steel wire rope. It is rugged, economical, and easy to use.

Components
Item	Description
1	Eye Bolt
2	Cable Swivel Collar
3	Thrust Bearing
4	Castle Nut
5	Cotter Pin
6	Grease Fitting
7	Cable Swivel Body
8	Jar Staff
9	Jar Tube
10	Hex Nut
11	Cap
12	Spring
13	Sleeve
14	Compression Spring
15	Stainless Ball
16	Overshot Head
17	Compression Spring
18	Lifting Dog
19	Plain Pin
20	Spring Pin
21	Locking Pin
22	Set Screw
23	Locking Sleeve

 

Detailed photos:



Packing:


Quality Control:
We keep strict quality control upon very step of production. 


Company Profile: 
Situated in Wuxi city which is renowned as geological driling equipment manufacturing center of China, Best Drilling has been specializing in geological drilling equipment since 2008.And now it has become one of the leading manufacturers in this industry.
Since the day of establishment, Best Drilling people never ceases their effort in pursuing quality products and qualified personnel.Not only have we adopted advanced modern manufacturing equipment but also we set up R&D center and brought in large number of professionals. Eg, our chief engineer a famous specialist in this filed with more than a experience of 30 years.
Best Drilling people sincerely look forward to working with you in the near future.

FAQ: 
 

Q1. Where is your factory?

A1: Our factory is located in Wuxi, Jiangsu, China, it takes only about 2 hours driving from Shanghai.

Q2. How do you control quality?
A2: ISO9001 has been passed. Mill Test Certificate is supplied , meanwhile the Third Party Inspection is available according to customers' requirement.

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: Yes, of course, we have our forwarders which has cooperated with us for years.

Q5. How about the delivery time?
A5: It will be decided by the orders. Normally within 3 days after receiving your advance payment if we have stock.

Q6. Can you provide sample?
A6: Small samples in store can be provided for free.