What is the minimum order quantity?

The minimum order quantity is 1 Unit.

What types of rock formations can these bits drill?

They are suitable for various formations ranging from loose soil and soft rocks to super hard rocks like granite and quartzite.

How do you handle defective products?

For abnormal scrap like steel body cracking or weak solder joints within warranty limits, we offer replacement. Artificial damage or excessive wear is not covered.

High Quality Diamond Sand Coring Bits Super Hard Rock Drilling Core Bits

Name: High Quality Diamond Sand Coring Bits Super Hard Rock Drilling Core Bits
Brand: Guangzhou International Technology Co., Ltd.
SKU: 1912946841

Hunan, ChinaGuangzhou International Technology Co., Ltd.

US$59.00-199.00

1 Piece

Sample price:US$52.00/piece.Request sample

Product profile

Customization

Available

Type

Mini Drill

Usage

Well Drilling

Model NO.

Name

Core Drill Bit

Material

Diamond

Matrix Height

6mm-14mm

Weight

1.9kg

Formation

Hard Rock Formation

Features

Fast Speed, High Efficiency

Application

Geological Exploration, Coal Mine Rock Sampling

Transport Package

Carton or Wooden Box

Specification

BQ, NQ, HQ, PQ, NQ3, HQ3, PQ3

Trademark

pearldrill

Origin

China

HS Code

8207191000

Production Capacity

5000000pieces/Year

Key features

Customizable Sizes: Any size can be customized according to customer's requirement based on rock formation.

Wide Application Range: Suitable for water well drilling, civil engineering, geological exploration, and mineral exploration.

High Efficiency Drilling: Features fast drilling speed and high efficiency designed for various rock formations.

Durable and Reliable: Products are tested and verified with excellent wear resistance and long service life.

6-Month Warranty: Covers abnormal scrap like steel body cracking or sheet falling confirmed by quality department.

Free Samples Available: Some samples can be provided free of charge upon request.

ISO9001 Certified: Manufacturing process adheres to ISO9001:2015 management system certification standards.

Fast Delivery: Normal delivery time is 7-12 days with multiple logistics channels including air and sea.

Company profile

Importers and ExportersHigh Repeat Buyers Choice

Guangzhou International Technology Co., Ltd.

Hunan, China

Business Type: Manufacturer/Factory, Trading Company CertifiedR&D Capacity: ODM Service Available CertifiedCustomization Options: Customization from Samples CertifiedExport Year: 6 Years CertifiedNearest Port: Guangzhou PortAverage Response Time: ≤3.51h

AI-Powered supplier vetting

SummaryGuangzhou International Technology Co., Ltd. is identified as a limited trading company with seven employees, valid import/export licensing, and six years of export experience. It reports that exports account for 90% of sales and offers customization from samples and ODM services. Its stated product focus includes rock drills, drilling tools, drilling rigs, and related equipment. However, the available evidence shows no inventory, overseas warehouse, or overseas showroom capability; no Fortune 500 customer cooperation; no new products launched in the past year; and only one R&D engineer. Formal supplier approval, corrective/preventive action, complaint-handling, and service-capability assessment procedures are not documented. Financial credibility, certifications, production capacity, and verified customer cases cannot be adequately assessed from the provided information.

Supplier typeThe supplier is explicitly classified as a trading company and a limited company, with no indication that it belongs to a larger corporate group. Its stated business scope covers mechanical and electrical equipment and multiple product categories, while its product description emphasizes drilling-related products.

After-Sales capabilityThe supplier has no stated in-stock service capacity, overseas warehouse, or overseas showroom. It reports lead times within 15 working days and accepts several quotation terms, but complaint handling, corrective/preventive actions, and formal service-assessment procedures have no written procedures or records.

R&D capabilityThe supplier has one R&D engineer and provides ODM services, with the ability to customize design and development for application environments or specified requirements. However, it launched no new products in the past year, lacks an SDK, and reports no R&D capability with product information.

Customization capabilityThe supplier explicitly offers customization from samples, ODM services, and design/development tailored to a customer’s application environment or specified requirements. These statements provide direct evidence of customization capability, although no scale or delivery-performance details are supplied.

Product Q&A

Q:Can the drill bits be customized?

Yes, different drill bits can be customized according to different rock formations. Please provide rock formation information or detailed size drawings for DIY customization.

Q:What is the warranty period?

The geological drill bit produced by our company has a 6-month warranty period for issues like sheet falling or steel body cracking confirmed by the quality department.

Q:What is the delivery time?

The normal delivery time is 7-12 days. During peak seasons, lead time is within 15 workdays.

Q:Do you offer free samples?

Yes, some samples can be provided free of charge. Please contact us for details.

Q:What are the payment terms?

We accept T/T, L/C, D/A, D/P, Western Union, and MoneyGram. Trading terms include EXW, FOB, CFR, CIF, and DDU.