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Contact Person : Jiang
Phone Number : 0086-510-83622151

Geological Overshot Tool For Pulling Up Inner Tubes Inside Core Tubes

Place of Origin Made in Wuxi, China
Brand Name cge
Certification ISO9001:2015
Model Number AQ BQ NQ NQ3 HQ3 PQ PQ3 T2 Series T6 Series
Minimum Order Quantity N/A
Price Negotiation
Packaging Details Steel Belt Iron Frame Export Wooden Case
Delivery Time 10-15 working days after payment
Payment Terms T/T or L/C
Supply Ability 10,000pcs per month
Product Details
Material Steel Length Custom
Feature High Stability Use Geological
High Light

wireline core barrels


core barrel assemblies

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Product Description
Home Prducts Geological Drilling Tools Overshot Assembly China Overshot Assembly

China Overshot Assembly


The China overshot assembly is mainly used for pulling up inner tubes inside core tubes. And we offer various overshot assemblies for clients all over the world, such as S56,S59, S59B, S75, S75B, S75-SF,S95, S95A , CBH, CNH and CNH(F) CSH overshot assembly.

It is mainly made up of salvage hook, salvage frame (rack) and heavy hammer.

We will pack the overshot assembly in accordance with customers' requirements. And for those to be exported, they will be packed by export-standard plywood boxes.

As a professional manufacturer of China overshot assembly in China, Wuxi Drlling Tools Factory still provide customers worldwide with hoisting plug, foot clamp, circle wrench, diamond circle wrench, etc. All of our products have passed the certification of ISO9001: 2000 and API 5DP. With high quality and competitive price, our products have been well received by customers from Mongolia, Kazakhstan, Russia, Iran, Afghanistan, Oman, Turkey, Thailand, Vietnam, Myanmar, Malaysia, Indonesia, Singapore, Taiwan, Colombia, Mexico, Brazil, Canada, Australia, etc.

If you're interested in our China overshot assembly, please contact us freely.



Technical Parameters:


Model Overshot assembly Weight/set
Length(mm) Outer diameter(mm) kg
S56 1580 40 25
S59 1580 42 25
S59B 1580 42 25
S75 1470 50 28
S75B 1460 50 28
S75-SF 1460 50 28
S95 1600 70 32
S95A 1600 50 32
CBH 1580 40 25
CNH 1470 50 25
CNH(F) 1470 50 25
CSH 1650 80 38
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The products we manufactured are list as bellow:


1’ China national standard coring drill system products

2’ DCDMA standard products: A, B, N, H, Q size impregnated diamond bit, PDC bit, surface set bit, drill rod, core barrel assembly, overshot, water swivel, hoist, circle wrench...

3’ DTH hammers, overburden drilling tools, eccentric bit, concentric bit

4’ HDD drill tools: ringed reamer, fluted reamer, barrel reamer, spiral cutting expanding bit,friction welding rods

5’ API standard drill rod for oil & water well drilling rod

All of the products passed the certifications of ISO9001:2000 and API 5DP