Powered by Made-in-China.com
Reliable Overshot Tool for Core Retrieval From Drill Holes
US$220.00
5 Pieces
Product profile
Customization
AvailableCustomized
Non-CustomizedStandard
Exploration Core DrillingModel NO.
BQ, NQ, HQ, PQ, BQU, NQU, HQU, PQULength
ExplorationType
Exploration Core DrillingMaterial
Alloy SteelUsage
Exploration Core DrillingProduct Name
OvershotOperation Method
Released From The Top Once Core Sample Is FullIndustry Use
Exploration Drilling, Geological Drilling, MiningMatrial
AlloysteelMOQ
5Transport Package
BoxSpecification
BQ/NQ/HQ/PQ/BQU/NQU/HQU/PQUTrademark
CDGeoOrigin
ChinaProduction Capacity
5000 Pieces/YearKey features
High Core Recovery: Delivers high penetration rates and extended bit life for efficient core extraction.
Complete System Supply: One-stop solution including core barrels, overshots, rods, and accessories.
Durable Alloy Steel: Heat-treated alloy components built for demanding geological environments.
ISO 9001 Certified: Strict quality control with 100% testing and Mill Test Certificates provided.
Quick Delivery: Ample stock of B, N, H, and P-series overshot assemblies for rapid fulfillment.
Safety & Ease of Use: Advanced design ensures convenient and safe deployment and retrieval operations.
20+ Years Experience: Professional manufacturer with over 20 years of industry expertise since 2004.
Global Export: Products exported to over 50 countries worldwide with reliable service.
Company profile

Business Type: Manufacturer/FactoryAverage Response Time: ≤5.93h
AI-Powered supplier vetting
SummaryThe supplier is a China-based manufacturer of geological drilling equipment, diamond tools, drilling accessories, and related machinery. It reports six production lines, CNC and sintering equipment, ISO 9001:2015 certification, ten years of export experience, and OEM service for well-known brands. Customization is supported from samples and designs, with flexible options. The supplier has 11 R&D engineers and one national science and technology progress award, but no available SDK. Quality and service procedures exist, yet several areas lack written records, including warehouse controls, finished-product inspection, corrective actions, and complaint handling. Quality testing equipment is reported as zero, and ongoing batch quantity reconciliation is not performed. Financial-capacity information is present for 2022–2024, but no assessable financial figures are provided. Customer references are limited to a general statement about serving exploration customers and OEM customers; specific case details are...
Supplier typeThe supplier is a manufacturer covering geological drilling equipment, drilling tools, diamond tools, machinery, and related components. Its company description identifies it as a major Chinese manufacturer of diamond core bits, reaming shells, PDC bits, and exploration tools, with products and consulting for exploration drilling.
CertificationsThe supplier reports an ISO 9001:2015 certificate in its financial/sustainability information, company description, and quality-related profile. This provides explicit evidence of a management-system certification, although the slices do not specify its scope or validity period.
R&D capabilityThe supplier reports 11 R&D engineers and one national science and technology progress award, which supports a positive innovation indication. However, it has no available SDK and states that it has not established an AI model for big-data decision support; these limitations prevent an unqualified assessment of innovation capability.
Production capacityThe supplier reports six production lines and facilities including CNC machining, CNC lathes, sawing, sintering, and robotic-arm processing, indicating established manufacturing resources. It also reports an order-fulfillment status of 6, but does not continuously reconcile quantities for each batch or production run, while quality test equipment is reported as zero.
Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full and minor customization, and flexible customization. Its R&D engineers are also described as providing samples according to customer requirements, supporting a broad customization offering.
Product Q&A
Q:Is the product customizable?
A:
Yes, we offer full-dimensional customization based on customer-provided drawings or samples, including specifications, models, designs, and logo printing.
Q:What is the MOQ?
A:
The Minimum Order Quantity is 5 units.
Q:What materials are used?
A:
The overshot is made from high-quality alloy steel, which is heat-treated for durability in demanding environments.
Q:Do you provide OEM/ODM services?
A:
Yes, we support OEM/ODM services, including custom labeling and packaging, though additional charges may apply for customized packaging materials.
Q:What certifications do you have?
A:
We are ISO 9001 certified, and every product undergoes 100% physical, chemical, and performance testing before shipment.
Send Inquiry
*To:
CDG Equipment Co., Ltd.
CDG Equipment Co., Ltd.*Content:
Supplier replies will be sent to your registered email
You may also like
Crown Diamond Hole Saw Diamond Core Drill Bit Diamond Tool for Granite
US$2.20-6.80
1 Piece(MOQ)
Versatile Diamond Matrix Core Drill Tools for Glass and Tile Drilling
US$3.10-3.20
2 Pieces(MOQ)
Fast Speed Diamond Hole Saw Core Bit Diamond Tool for Dekton
US$1.50-7.20
5 Pieces(MOQ)
Power Tool Vacuum Brazed Diamond Core Drill Bits for Cutting Granite Concrete
US$1.50-1.60
10 Pieces(MOQ)
Cge Pq Steel Core Barrel Assembly Overshot Drilling Tool for Ore Mining Forged Construction out Tube
US$212.26-224.22
1 pieces(MOQ)
Bi-Metal Hole Saw Drill Bit Saw Drilling Tool for Metal
US$3.20-3.39
3,000 Pieces(MOQ)
Deep Hole Reaming Drill Bit & Boring Head Reaming Tools-Alloy Steel for CNC Milling Machine Lathe
US$230.00-270.00
1 Piece(MOQ)
High Quality Anti-Seismic Boring Bar Internal Thread Carbide Boring Hole Tool Bar for Deep Hole Machining
US$230.00-270.00
1 Piece(MOQ)
Gun Drill Bits Solid Carbide Gun Drill Tool for Deep Hole Drilling
US$1.00-20.00
1 Piece(MOQ)
BTA Drilling Heads for Deep Hole Machining Tools
US$190.00-210.00
1 Piece(MOQ)
Deep Hole Drilling Tools for BTA Use
US$190.00-210.00
1 Piece(MOQ)
300mm Diameter Diamond Core Drill Tool for Concrete Diamond Bits for Water Well Drilling Diamond Hole Saw
US$6.00-15.00
10 Pieces(MOQ)



















