Does the warranty cover all types of damage?

No, the warranty covers abnormal scrap like sheet falling or steel body cracking confirmed by the quality department. It does not cover normal scrapping due to artificial improper operation or excessive wear (e.g., wear more than 50% for drops).

What payment methods are accepted?

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

Are free samples available?

Yes, some samples can be provided free of charge.

Manufacturer High Quality 113mm Hard Rock PDC Chips Diamond Coring Bits

Name: Manufacturer High Quality 113mm Hard Rock PDC Chips Diamond Coring Bits
Brand: Guangzhou International Technology Co., Ltd.
SKU: 2001106635

Hunan, ChinaGuangzhou International Technology Co., Ltd.

US$10.00-789.00

1 Piece

Product profile

Customization

Available

Type

Mini Drill

Usage

Well Drilling

Model NO.

113MM

Certification

ISO9001

Thread Size

3 1/2" 3 7/8" 4 1/2"Support Customization

Material

Alloy Steel, Diamond, Carbide

Weight

6kg

Formation

Medium Hard, Hard Rock Formation

Application

Groutiong Coal Mine Gas Discharge Water Well Drill

Features

Fast Speed, High Efficiency

Transport Package

Carton or Wooden Box

Specification

75#91#115/132/140/152/165/200/250#

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 drill bits.

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

Customizable Thread Sizes: Supports customization for thread sizes 3 1/2', 3 7/8', and 4 1/2'.

Versatile Rock Application: Suitable for formations ranging from loose soil to super hard rock like granite and quartzite.

High Verticality: Ensures high drilling verticality for precise underground operations.

Durable Material Composition: Constructed from alloy steel, diamond, and carbide for superior hardness.

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

Fast Delivery Time: Standard delivery time is normally 7-12 days.

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: ≤3.68h

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 bits?

The geological drill bit produced by our company has a 6-month warranty period.

Q:Can the drill bits be customized for specific rock formations?

Yes, different drill bits can be customized according to different rock formations, and DIY customization is available upon providing rock formation information or detailed size drawings.

Q:How long does the drill bit last compared to normal carbide drills?

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

Q:What are the available thread size options?

Standard thread sizes include 3 1/2', 3 7/8', and 4 1/2', with support for further customization.

Q:What is the standard delivery time?

The delivery time is normally 7-12 days.