What certifications does the product have?

The product comes with CE certification.

What is the lead time for delivery?

The average lead time is within 15 workdays for both peak season and off-season.

What payment terms are accepted?

We accept T/T, PayPal, D/P, Western Union, Small-amount payment, and LC.

High Performance Nq Bq Hq Impregnated Diamond Core Drill Bits for Mining

Name: High Performance Nq Bq Hq Impregnated Diamond Core Drill Bits for Mining
Brand: Changsha Fast Drill Engineering Machinery Co., Ltd.
SKU: 2081060532

Hunan, ChinaChangsha Fast Drill Engineering Machinery Co., Ltd.

US$50.40

10-49 Pieces

US$49.00

50-99 Pieces

US$48.00

100-999 Pieces

US$46.00

1,000+ Pieces

Product profile

Customization

Available

Customized

Standard

AISI

Length

Stub-length

Type

Core Drill Bit

Material

Diamond

Usage

Well Drilling

Product Name

Impregnated Diamond Core Drill Bit

Certification

Application

Geological Drilling and Mineral Exploration

Size

75mm 76mm 96mm 102mm (Customizable)

Advantage

Manufacturer's Direct Delivery, High Quality

Key Word

Diamond Coring Drill Bit

Thread

Female Male Thread

Warranty

3 Months

Machinery Test Report

Provided

Color

Blue, Black, Green, Yellow, Customizable

Video Outgoing-Inspection

Provided

Processing Type

Forging

Machine Type

Drilling Equipment

Use

Drilling Core, Rock Core, Geological Exploration

Place of Origin

Transport Package

Wooden Box

Specification

BQ NQ HQ PQ PQ3 HQ3 NQ3

Trademark

FineDrill

Origin

Changsha, Hunan, China

Key features

Full Size Range Compatibility: Available in AQ, BQ, NQ, HQ, and PQ sizes for wireline and dual tube barrels.

Dual Cutting Face Profiles: Impregnated Matrix for hard formations and Surface Set for soft to medium-hard fractured rocks.

Customizable Dimensions: Sizes 75mm to 102mm are customizable to match specific drilling requirements.

High Quality Assurance: Includes video outgoing-inspection and machinery test reports for quality verification.

Low MOQ for Testing: Minimum Order Quantity is just 1 piece, allowing for easy sample testing.

Direct Manufacturer Delivery: Advantage of manufacturer's direct delivery ensuring high quality and efficiency.

Company profile

High Repeat Buyers ChoiceCustomization from SamplesODM ServicesFast Delivery

Changsha Fast Drill Engineering Machinery Co., Ltd.

Hunan, China

CertifiedBusiness Type: Trading Company CertifiedR&D Capacity: ODM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 1 Year CertifiedNearest Port: Changsha Port, Shenzhen PortAverage Response Time: ≤18h

AI-Powered supplier vetting

SummaryThe supplier is identified as a trading company and limited company, with a business scope covering drilling equipment, drilling rigs, core bits, mechanical equipment, communication technologies, software development, and related services. It demonstrates broad customization options and provides ODM services, but reported no new products in the past year, no 3D software design, no SDK, and no professional technical supplier R&D capability. Service-management controls are weak: no written procedures or records were provided for supplier assessment, corrective actions, or complaint handling. No overseas warehouse, showroom, overseas agent or branch, or offline trade-show participation was reported. Raw-material traceability is unknown. The provided financial records show zero stated operating revenue, operating costs, gross profit, and operating profit for the reported periods; no monetary figures are reproduced here.

After-Sales capabilityThe supplier reported no written procedures or records for effective service-capability assessment, corrective and preventive actions, or customer complaint handling. It also reported no overseas warehouse, showroom, overseas agent or branch, or offline trade-show participation, indicating limited documented after-sales and overseas service infrastructure.

Financial creditThe provided financial-capacity records state zero operating revenue, operating costs, gross profit, and operating profit for the reported periods. These figures provide explicit evidence of no recorded operating activity in the supplied data and do not support strong financial credibility.

R&D capabilityThe supplier reported no new products in the past year, no product-information R&D capability, no professional technical supplier R&D capability, no 3D software design service, and no available SDK. Although ODM service is available, the overall evidence shows limited demonstrated innovation capability.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, and flexible customization; it also provides ODM services. These statements directly support a broad customization offering, although they do not establish manufacturing execution capacity.

Product Q&A

Q:What sizes are available for these diamond core bits?

We offer a full range of standard sizes including AQ, BQ, NQ, HQ, and PQ. Customizable sizes from 75mm to 102mm are also available.

Q:What are the two cutting face profiles offered?

We provide Impregnated Matrix Face for hard, abrasive formations and Surface Set (Tooth-Type) Face for soft to medium-hard fractured formations.

Q:What is the warranty period for the drill bits?

The warranty period is 1 year. Some product attributes also mention a 3-month warranty option.

Q:What is the Minimum Order Quantity (MOQ)?

The MOQ is 1 piece, allowing customers to order samples or small quantities easily.

Q:Can the product be customized?

Yes, customization is available. Sizes are customizable, and we offer full customization, minor customization, and customization from samples or designs.