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Heavy Duty Overshot Designed for Wireline Core Barrel Systems
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 drilling environments.
ISO 9001 Certified: Strict quality control with 100% testing and Mill Test Certificates provided.
Quick Delivery: Ample ready stock ensures rapid order fulfillment for B, N, H, and P-series.
Customization Support: Supports OEM/ODM services, logo printing, and custom labeling based on drawings.
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 your company a manufacturer or trading company?
A:
We are a professional manufacturer specializing in diamond drilling tools, integrating independent R&D, production, and sales services since 2004.
Q:What is your production capability?
A:
We operate world-class intelligent production lines with CNC and quenching equipment, sourcing high-quality raw materials and conducting strict in-house testing to meet diverse needs.
Q:Do you support product customization and OEM/ODM?
A:
Yes, we offer full-dimensional customization based on customer-provided drawings or samples, including specifications, models, designs, and logo printing.
Q:Can you supply a complete set of drilling tools?
A:
Yes, we provide one-stop supply of full drilling tool systems and accessories, including core bits, drill rods, core barrels, and reaming shells.
Q:How do you ensure product quality?
A:
We are ISO 9001 certified with a dedicated QC team. Every product undergoes 100% physical, chemical, and performance testing before shipment, with Mill Test Certificates available.
Send Inquiry
*To:
CDG Equipment Co., Ltd.
CDG Equipment Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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