How can I request a custom drill bit?

For DIY customization, please provide your rock formation information or detailed size drawings.

Is free sample available?

Yes, some samples can be provided free of charge.

8" 3wings Tungsten Carbide Step Drag Bit for Well Drilling

Name: 8" 3wings Tungsten Carbide Step Drag Bit for Well Drilling
Brand: Guangzhou International Technology Co., Ltd.
SKU: 1983872345

Hunan, ChinaGuangzhou International Technology Co., Ltd.

US$47.00-719.00

1 Piece

Sample price:US$47.00/piece.Request sample

Product profile

Customization

Available

Type

Mini Drill

Usage

Well Drilling

Model NO.

Certification

ISO9001

Thread Type

Male or Female

API

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

Weight

20kg

PDC Cutters

Good Quality

Material

Alloy Steel, Diamond, Carbide

Features

Fast Speed, High Efficiency

Formation

Medium Hard, Hard Rock Formation

Application

Groutiong Coal Mine Gas Discharge Water Well Drill

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

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

Versatile Application: Suitable for well drilling, coal mine gas drainage, and anchor net support.

Super Hard Material: Made with tungsten carbide and diamond compacts for hard rock formations.

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

Stable Performance: Good stability and hardness with strong impact resistance.

Quality Warranty: 6-month warranty covering defects like sheet falling or body 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: ≤3.98h

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 service life of this drill bit?

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

Q:What is the warranty period for the product?

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

Q:What are the delivery time requirements?

The normal delivery time is 7-12 days. Peak and off-season lead times are within 15 workdays.

Q:What payment methods are accepted?

Accepted payment methods include T/T, L/C, D/A, D/P, Western Union, and MoneyGram.

Q:What types of rock formations is this bit suitable for?

It is suitable for medium hard to hard rock formations, including clay, sand, gravel, weathered strata, slate, limestone, and granite.