Is ISO certification available for this product?

Yes, the product has ISO9001 certification.

Can I get free samples?

Yes, some samples can be provided free of charge.

High Performance Diamond Drill Bit PDC Concave Drag Bit for Coal Mining Rig

Name: High Performance Diamond Drill Bit PDC Concave Drag Bit for Coal Mining Rig
Brand: Guangzhou International Technology Co., Ltd.
SKU: 1983751875

Hunan, ChinaGuangzhou International Technology Co., Ltd.

US$30.00-500.00

1 Piece

Sample price:US$37.00/piece.Request sample

Product profile

Customization

Available

Type

Mini Drill

Usage

Well Drilling

Model NO.

146#

Certification

ISO9001

Weight

5kg

Thread

Male or Female

API

2 3/8", 3 1/2", 4 1/2" Support Customization

Material

Alloy Steel, Diamond, Carbide

Formation

Medium Hard, Hard Rock Formation

Application

Groutiong, Coal Mine Gas Discharge

Features

Fast Speed, High Efficiency

Corlor

Golden or Customized

Transport Package

Carton or Wooden Box

Specification

75~325#

Trademark

Pearldrill

Origin

Hunan

HS Code

8207191000

Production Capacity

5000000pieces/Year

Key features

Extended Service Life: Lasts 10 to 30 times longer than normal carbide drill bits.

High Drilling Efficiency: Fast speed and high efficiency in complex rock formations.

Versatile Application: Suitable for coal mining, water injection, gas drainage, and grouting.

Superhard Material: Made with diamond compacts for strong wear and impact resistance.

ISO9001 Certified: Manufactured under ISO9001:2015 quality management system.

Fast Delivery: Prepared to deliver within 1 week if items are in stock.

Free Sample Support: Some samples can be provided free of charge upon request.

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: ≤3.62h

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.