How do you ensure product quality?

We are ISO 9001 certified with a dedicated QC team and in-house laboratory. Every product undergoes 100% physical, chemical, and performance testing before shipment.

What is your packaging method?

We use standard export packaging: inner neutral or custom color boxes, and outer cartons, pallets, wooden cases, or bundling depending on the product type.

What are your core strengths?

Our strengths include an expert R&D team, independent R&D capability, high-quality materials with strict testing, and factory-direct pricing with fast delivery and comprehensive aftersales support.

Professional Grade Overshot Assembly for Drilling Core Recovery

Name: Professional Grade Overshot Assembly for Drilling Core Recovery
Brand: CDG Equipment Co., Ltd.
SKU: 2275720105

Jiangsu, ChinaCDG Equipment Co., Ltd.

US$220.00

5 Pieces

Product profile

Customization

Available

Customized

Non-Customized

Standard

Exploration Core Drilling

Model NO.

BQ, NQ, HQ, PQ, BQU, NQU, HQU, PQU

Length

Exploration

Type

Exploration Core Drilling

Material

Alloy Steel

Usage

Exploration Core Drilling

Product Name

Overshot

Operation Method

Released From The Top Once Core Sample Is Full

Industry Use

Exploration Drilling, Geological Drilling, Mining

Matrial

Alloysteel

MOQ

Transport Package

Box

Specification

BQ/NQ/HQ/PQ/BQU/NQU/HQU/PQU

Trademark

CDGeo

Origin

China

Production Capacity

5000 Pieces/Year

Key features

High Core Recovery Ratio: Delivers high penetration rates and extended bit life with superior core recovery performance.

Complete Wireline System: Includes core barrel, overshot, rods, and accessories for one-stop drilling and recovery operations.

Durable Alloy Steel: Heat-treated alloy components built for demanding geological and mining environments.

Immediate Availability: Ample stock of B, N, H, and P-series overshot assemblies ensures rapid order fulfillment.

ISO 9001 Certified: Manufactured under strict quality management with 100% physical and chemical testing.

20+ Years Experience: Established in 2004 with over 20 years of expertise in diamond core drilling tools.

Global Export Quality: Products exported to over 50 countries with comprehensive aftersales support.

Custom OEM/ODM: Supports full-dimensional customization based on customer drawings, samples, and logo printing.

Company profile

CDG Equipment Co., Ltd.

Jiangsu, China

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?

We are a professional manufacturer specializing in diamond drilling tools, integrating independent R&D, production, and sales services with over 20 years of industry experience.

Q:Where is your factory located?

Our factory is situated in Wuxi City, Jiangsu Province, approximately 1 hour by high-speed train from Shanghai. We offer complimentary airport/train-station pick-up service.

Q:What is your production capability?

We operate world-class intelligent production lines with CNC and quenching machines, sourcing high-quality raw materials from leading steel groups. Our flexible lines meet diverse customization needs.

Q:Do you support product customization and OEM/ODM services?

Yes, we offer full-dimensional customization based on customer-provided drawings or samples, including specifications, models, designs, and logo printing. Additional charges may apply for custom packaging.

Q:Can you supply a complete set of drilling tools?

Yes. We offer one-stop supply of full drilling tool systems and accessories, including core bits, drill rods, core barrels, reaming shells, and all related components.