What is the warranty period for the drilling rig?

We provide a 1-year warranty for the drilling rig.

What are the main applications of this RC drilling rig?

It is suitable for soil exploration, mineral sampling, and mining operations in various geological conditions including soft, hard, gravel, and sand strata.

What is the maximum drilling depth and diameter?

The maximum drilling depth is 350m, and the drill hole diameter ranges from 140mm to 325mm.

Csrc350 Reverse Circulation Drilling Rig Soil Exploration Drilling Machine

Name: Csrc350 Reverse Circulation Drilling Rig Soil Exploration Drilling Machine
Brand: Changsha DTH Drill Construction Machinery Co., Ltd.
SKU: 2185699225

Hunan, ChinaChangsha DTH Drill Construction Machinery Co., Ltd.

US$26,599.00

1 Piece

Product profile

Customization

Available

After-sales Service

1 Year

Warranty

1 Year

Model NO.

CSRC350

Certification

CE, ISO 9001:2000

Condition

New

Motor

AC Motor

Drill Hole Diameter

140-325

Drill Hole Depth

Max350

Bit Type

RC Bit

Drilling Way

Impactor

Product Name

RC Core Drilling Machine with Cyclone Splitter for

Max Drilling Diameter

325mm

Engine

Weichai 129

Lifting Force

18t

Air Consumption

17 - 36 M3/Min

Swing Speed

45 - 80

Drill Pipe Length

1.5/2/3m

Weight

7000kg

Drill Pipe Diameter

89 /102mm

Swing Torque

6000 - 8500

Transport Package

Carton and Container

Specification

6000*2000*2550

Trademark

CSDRILL

Origin

China

HS Code

8207

Production Capacity

200

Key features

High-Efficiency RC Drilling: Weichai 129KW engine ensures rapid rock cuttings removal and high production rates.

Anti-Contamination Sampling: RC method prevents cross-contamination, ensuring high-quality mineral-grade samples.

Versatile Geological Adaptability: Suitable for soft strata, hard strata, gravel, and sand layers with 140-325mm hole diameter.

Extended Drill Bit Life: Fast cuttings removal reduces bit wear, lowering replacement frequency and costs.

Strong Lifting Capacity: 18t lifting force and 6000-8500 N.m swing torque for robust drilling operations.

CE & ISO Certified: Meets CE and ISO 9001:2000 standards for quality and safety assurance.

Custom OEM/ODM Support: Accepts custom requirements with dedicated R&D team led by Dr. Zhao Mingchun.

Cost-Effective Operation: Economical method that significantly cuts overall drilling costs while maintaining quality.

Company profile

In-stock CapacityFast DeliveryR&D CapabilitiesProduct Certification

Changsha DTH Drill Construction Machinery Co., Ltd.

Hunan, China

Business Type: Manufacturer/Factory, Group CorporationExport Year: 2015-07-10Nearest Port: Shenzhen, ShanghaiAverage Response Time: ≤2.64hTerms of Payment: T/TInternational Commercial Terms(Incoterms): FOB, EXW, CFR

AI-Powered supplier vetting

SummaryThe supplier is identified as a trading company in Changsha, with a stated business scope covering mechanical equipment, hardware, electronic products, instruments, metal products, and general equipment manufacturing. It reports export experience of three years, exports accounting for 41%–50% of total sales, overseas agents or branches, and maintenance and repair services in countries including Peru, Brazil, and Argentina. Reported production capacities cover drilling rigs, reverse-circulation drilling tools, DTH hammers, drill bits, and drill pipes, while customization from samples and designs is available. The supplier holds ISO9001:2015 and CE certifications. Service procedures exist but lack written records, and no overseas warehouse or showroom is available. Financial information is indicated for 2021–2023, but no substantive financial performance details are provided. Innovation evidence is mixed: ODM and OEM services are available, but no new products were reported in the past year and no SDK is...

Supplier typeThe supplier is explicitly classified as a trading company, with its business scope covering sales of mechanical equipment, hardware, electronic products, instruments, leather products, metal products, and related equipment manufacturing. Its associated-company industry is listed as wholesale and retail, reinforcing its trading-oriented profile.

CertificationsThe supplier reports an ISO9001:2015 management-system certificate and CE product compliance certification. These are explicit certifications relevant to quality management and product conformity.

After-Sales capabilityThe supplier reports maintenance and repair services through overseas agents or branches in Peru, Brazil, Argentina, and other countries. However, its service assessment, corrective-action, and complaint-handling procedures have no written records, and it has no overseas warehouse or showroom, so the evidence supports service availability but not fully documented service controls.

Production capacityStated annual capacities include 500 drilling rigs, 8,000 reverse-circulation drilling tools, 10,000 DTH hammers, 500,000 drill bits, and 100,000 drill pipes, with inventory capability also reported. However, the supplier is classified as a trading company and its valid manufacturing-contract status is unknown, so the scale of directly controlled production is not fully established.

Customization capabilityThe supplier explicitly offers customization from samples and designs, as well as ODM services. This indicates capability to support customer-specific product requirements, although no examples or scope limitations are provided.

Product Q&A

Q:Are you a manufacturer or trading company?

We are both, we have our own factory. And also have many long-relationship factories.

Q:What is your minimum order quantity?

Our MOQ are 1pc or 1 complete set, the price may rely on the order quantity. We are welcome your sample order to testing our quality.

Q:Can you accept OEM & ODM?

Yes, both of them are acceptable,.Please tell us your requirements or design drawings kindly. As we have our own R&D team and the team leader is Dr.Zhao mingchun who has been always in the material research and drawing design of drilling tools for 25 years. And he had designed the world's biggest top hammer bit and DTH hammer bit, highly praised by the users.

Q:How about the delivery time?

It depends, generally it takes about 15-25. If have stocks, Usually only 5-10 days if in stock.

Q:Can I have a visit to your factory before the order?

Sure, welcome, kindly contact us for address details and time schedule.