Do you offer free samples?

Yes, some samples can be provided free of charge.

What are the available delivery channels?

We offer four main delivery channels: air (DHL/UPS/EMS/TNT/FEDEX), sea, express, and road transportation.

What types of rock formations can this drill bit handle?

It is applicable to clay, sand, gravel, weathered strata, and hard rocks including granite, gneiss, and quartzite.

Pearldrill 99mm 2 3/8 Reg Pin PDC PCD Drill Bits for Mining Geographical Exploration

Name: Pearldrill 99mm 2 3/8 Reg Pin PDC PCD Drill Bits for Mining Geographical Exploration
Brand: Guangzhou International Technology Co., Ltd.
SKU: 1984127485

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.

99MM

Certification

ISO9001

Thread Type

Male or Female

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

Weight

5kg

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

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

Customizable Pin Size: Supports customization for 2 3/8, 3 1/2, and 4 1/2 inch pins.

Versatile Rock Adaptability: Suitable for formations ranging from loose soil to super hard rock.

High Verticality: Ensures high drilling verticality for precise geological exploration.

6-Month Warranty: Covers defects like sheet falling, steel body cracking, and lamination.

Diverse Specification Range: Available in sizes from 32# to 219# with various wing configurations.

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

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: ≤3.75h

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?

We provide a 6-month warranty period covering issues like sheet falling, steel body cracking, and lamination if confirmed by our quality department.

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

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

Q:What is the delivery time for orders?

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

Q:What payment methods do you accept?

We accept T/T, L/C, D/A, D/P, Western Union, and MoneyGram.

Q:What is the minimum order quantity?

The minimum order quantity is 1 Unit.