What types of rock formations can this drill bit handle?

It is applicable to clay, sand, gravel, weathered strata, loose soil, soft rocks, medium hard rock, hard rock, and super hard rock like granite and quartzite.

What are the shipping options available?

Four main delivery channels are available: air (DHL/UPS/EMS/TNT/FEDEX), sea, express, and road transportation.

What is the minimum order quantity?

The minimum order quantity is 1 Unit.

Factory Direct Sales High Quality 91mm Electroplated Diamond Non-Core Drill

Name: Factory Direct Sales High Quality 91mm Electroplated Diamond Non-Core Drill
Brand: Guangzhou International Technology Co., Ltd.
SKU: 2004820545

Hunan, ChinaGuangzhou International Technology Co., Ltd.

US$25.00-75.00

1 Piece

Sample price:US$25.00/piece.Request sample

Product profile

Customization

Available

Type

Mini Drill

Usage

Well Drilling

Model NO.

91MM

Certification

ISO9001

Thread Type

Single or Double Tube

Formation

Hard Rock Formation

Material

45# Steel, Diamond Grit

Weight

1.5kg

Features

Fast Speed, High Efficiency

Application

Geological Exploration, Coal Mine Rock Sampling

Transport Package

Carton or Wooden Box

Specification

56~325#

Trademark

pearldrill

Origin

Hunan

HS Code

8207191000

Production Capacity

5000000pieces/Year

Key features

Extended Service Life: Service life is 10 to 30 times longer than normal carbide drills.

High Drilling Efficiency: Features fast speed, high efficiency, and strong wear resistance.

Customizable Thread Type: Available in Single or Double Tube thread configurations.

Versatile Rock Adaptability: Highly adaptable to complex formations from loose soil to super hard rock.

High Verticality: Designed for high drilling verticality and stability in complex formations.

Direct Pipe Connection: Can be directly connected to the drill pipe for seamless operation.

Durable Construction: Made of 45# Steel with diamond grit for strong impact resistance.

Comprehensive Warranty: 6-month warranty covering abnormal scrap like sheet falling or cracking.

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: ≤3.80h

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:What is the warranty period for the drill bit?

The geological drill bit has a 6-month warranty period. Compensation is provided for abnormal scrap such as sheet falling, steel body cracking, or lamination if confirmed by the quality department.

Q:How long is the service life compared to normal drills?

The service life is 10 to 30 times longer than that of a normal carbide drill.

Q:Can the drill bit 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 delivery time for orders?

The normal delivery time is 7-12 days. During peak season, lead time is within 15 workdays, and off-season is also within 15 workdays.

Q:What are the available payment terms?

Payment terms include T/T, L/C, D/A, D/P, Western Union, and MoneyGram.