What is the lead time for production?

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

Is customization available for this product?

Yes, we offer full customization including size, color, and design from samples or drawings.

Premium Nq Size Impregnated Diamond Core Bit - Thermal Pressed for Granite/Basalt, Compatible with Reamer

Name: Premium Nq Size Impregnated Diamond Core Bit - Thermal Pressed for Granite/Basalt, Compatible with Reamer
Brand: Changsha Fast Drill Engineering Machinery Co., Ltd.
SKU: 2103977342

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

US$53.00

1-9 Pieces

US$52.00

10-99 Pieces

US$50.50

100+ Pieces

Product profile

Customization

Available

Type

Core Drill

Usage

Metal Drilling, Well Drilling, Wood Drilling, Mining and Core Extraction

Machine Type

Drilling Tool

Material

Carbon Steel, Diamond

Key Words2

Hot Press Diamond Drill Bit

Use

Coal Mining

Manufacturing Process

Forging

Weight

1.5

Video Outgoing-Inspection

Supported

Key Words

Water Well Core Drill Bit

Advantage

Wear Resistant, High Recovery Rate

Applicable Industries

Energy & Mining

Size

Bq Nq Hq Pq Nq2 Nq3 Hq3 Pq3 Customizable

Product Name1

Impregnated Diamond Core Drill Bit

Color

Customized

Product Name2

Nq Diamond Reamer

Transport Package

Carton or Wooden Box

Specification

DCDMA, CDDA, ISO

Origin

Changsha, Hunan, China

HS Code

8430691900

Production Capacity

15, 000PCS/Year

Key features

Thermal Pressed Durability: Sintered construction ensures superior wear resistance in granite, basalt, and hard rock formations.

Laser-Welded Diamonds: Zero core blockage with consistent cutting efficiency and high recovery rate.

Customizable Matrix: Adjustable matrix hardness (HRC15-55) and waterway patterns for varied geological conditions.

High Stability Reamer: Paired with diamond carbide reamer for smooth, straight boreholes with minimal deviation.

Deep Hole Capability: Ideal for deep-hole coring up to 1000m+ in hard and abrasive formations.

16+ Years OEM Expertise: Factory-direct quality with CE-certified production and extensive industry experience.

Flexible Customization: Full customization options including size, color, and design from samples or drawings.

Multi-Size Compatibility: Available in BQ, NQ, HQ, PQ, NQ2, NQ3, HQ3, PQ3 sizes with customizable options.

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: ≤15h

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.