What is the warranty period for this product?

Please contact our sales team for specific warranty terms and conditions.

What payment terms are accepted?

We accept T/T, L/C, and PayPal as payment methods.

What is the average lead time for delivery?

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

Nq3 Series Minimal Heat Generation During Drilling Surface Set Diamond Core Bit

Name: Nq3 Series Minimal Heat Generation During Drilling Surface Set Diamond Core Bit
Brand: Best Drilling Equipment(Wuxi) Co., Ltd.
SKU: 2018445152

Jiangsu, ChinaBest Drilling Equipment(Wuxi) Co., Ltd.

US$50.00-150.00

10 Pieces

Sample price:US$100.00/piece.Request sample

Product profile

Customization

Available

Type

Surface Set Core Bit

Usage

Coring

Model NO.

AQ,BQ,LTK48,NQ,NQ3,HQ,HQ3,PQ,PQ3 NTW, BTW, HTW

Certification

CE, ISO

Hardness

F1-F12

Property

Impregnated

Industry

Geological Survey

Payment Term

Tt or LC

Product Name

Impregnated Diamond Core Bit

Thread Type

Pi, Metric, Dcdma etc.

Connection

Male/Female

Surface Finish

Smooth

Material

Diamond

Transport Package

Nude/Wooden Case/Carten

Specification

PQNQHQNTWHTWNQ3HQ3

Trademark

BEST

Origin

China

HS Code

82071910

Production Capacity

500000 Pieces/Year

Key features

Minimal Heat Generation: Designed to minimize heat during drilling for improved performance and core integrity.

High Core Recovery: Enables retrieval of intact core samples for accurate geological and geotechnical analysis.

CE and ISO Certified: Meets international safety and quality standards with CE and ISO certifications.

Durable Impregnated Design: Impregnated diamond structure ensures long lifespan and consistent cutting efficiency.

Versatile Thread Options: Available with PI, Metric, and DCDMA threads to fit various drilling equipment.

Optimized Drilling Efficiency: Advanced matrix materials and bit designs enhance penetration rate and durability.

Company profile

Best Drilling Equipment(Wuxi) Co., Ltd.

Jiangsu, China

Business Type: Manufacturer/FactoryExport Year: 2021-03-01Nearest Port: Shanghai, NingboAverage Response Time: ≤8.54hTerms of Payment: LC, T/T, PayPalInternational Commercial Terms(Incoterms): FOB, EXW, CFR, CIF

AI-Powered supplier vetting

SummaryBest Drilling Equipment (Wuxi) Co., Ltd. is identified as a Chinese manufacturer/factory in Jiangsu, with seven production lines and business activities covering geological exploration equipment, specialized instruments, metal materials, seals, alloys, and related products. The supplier demonstrates documented procedures and records for corrective/preventive actions and customer complaints, and reports quality assurance in quality-control processes. It offers broad customization and ODM services, but reported no new products in the past year and has no SDK. Key operational gaps include no valid manufacturing contract with affiliated subcontractors, no outsourcing SOP, no ongoing production-volume reconciliation, and no overseas warehouse, showroom, agents, or branches. No certification, financial performance, or customer-case evidence is provided.

Supplier typeThe supplier is identified as a Manufacturer/Factory and a limited company, operating in Wuxi, Jiangsu, China. Its stated business scope includes manufacturing specialized geological exploration equipment and instruments, as well as metal-related products.

After-Sales capabilityThe supplier has documented procedures and records for corrective/preventive actions and customer complaints, supporting an established service-response process. However, it has no overseas warehouse, showroom, agents, or branches, and reports services in zero overseas countries, limiting demonstrated overseas after-sales infrastructure.

Production capacityThe supplier reports seven production lines and in-stock capacity, indicating established manufacturing resources. Nevertheless, it lacks a valid contract with affiliated subcontractors, has no outsourcing SOP, and does not continuously reconcile production quantities for each batch or lot, creating documented production-control weaknesses.

Customization capabilityThe supplier explicitly offers customization from samples, designs, full customization, minor customization, flexible customization, and ODM services. This is direct evidence of broad customization capability.

Product Q&A

Q:How can I extend the lifespan of a Surface Set Diamond Core Bit?

Proper usage, regular maintenance, and following recommended drilling practices can help extend the lifespan of Surface Set Diamond Core Bits.

Q:Can Surface Set Diamond Core Bits be used in underground coal mining?

While Surface Set Diamond Core Bits are not typically used in coal mining, they can be employed for exploration and geotechnical assessments in coal-bearing formations.

Q:What are some common challenges encountered when drilling with Surface Set Diamond Core Bits?

Challenges may include diamond wear, bit deviation, core jamming, hole instability, and inadequate core recovery.

Q:How can I optimize the drilling parameters when using Surface Set Diamond Core Bits?

Optimizing drilling parameters such as rotation speed, weight on bit, and water flow rate can enhance cutting performance and maximize core recovery.

Q:Can Surface Set Diamond Core Bits be used in underground tunneling projects?

Yes, Surface Set Diamond Core Bits can be used in underground tunneling projects for geological mapping and rock characterization purposes.