Can you provide free samples?

Yes, small samples currently in store can be provided for free.

What rock types are these bits suitable for?

They are suitable for various rock types including clay, sandstone, granite, basalt, limestone, quartzite, and hard schist.

What payment terms do you accept?

We accept LC, T/T, and PayPal as terms of payment.

6mm-26mm Crown Imp Diamond Core Drill Bit for Rock Coring Drilling

Name: 6mm-26mm Crown Imp Diamond Core Drill Bit for Rock Coring Drilling
Brand: Best Drilling Equipment(Wuxi) Co., Ltd.
SKU: 2055168842

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

Core Drill

Usage

Metal Drilling, Masonry Drilling

Model NO.

AQ, BQ, NQ, NQ3, HQ, HQ3, PQ, PQ3

Certification

ISO

Product

Diamond Core Drill Bits

Useage

Geological Exploration

Hardness

F1-F12

Industry

Geological Survey

Property

Impregnated

Connection

Male/Female

Material

Diamond

Surface Finish

Smooth

Function

Core Drilling

Standard

Nq/Hq/Pq

Size

Standard and Customized

Use

Carbon Bit

Drill Rod Material

4130

Thread Type

Pi, Metric, Dcdma etc.

Rock Type

Clay,Hard Sandstone,Syenite,Quartzite,etc

Transport Package

Nude/Wooden Case/Carton

Specification

PQNQHQNTWHTWNQ3HQ3

Trademark

BEST

Origin

Wuxi

HS Code

82071910

Production Capacity

500000 Pieces/Year

Key features

High Core Recovery Rate: Designed to maximize core recovery by minimizing loss and maintaining integrity for accurate analysis.

Hard Rock Drilling Capability: Effectively drills granite, basalt, limestone, and other abrasive hard rock formations.

Durable Diamond Impregnation: Industrial-grade diamonds embedded in metal matrix for consistent cutting performance.

Customized Size Options: Available in standard and customized sizes to meet specific project requirements.

Wide Application Scope: Suitable for mining, geological surveys, oil exploration, and hydrogeological investigations.

ISO Certified Quality: Manufactured under ISO9001 standards with Mill Test Certificates and third-party inspection available.

Long Service Life: Engineered for high wear and impact resistance, reducing replacement and maintenance costs.

Efficient Water Cooling: Optimized for water cooling to reduce friction, remove cuttings, and prevent overheating.

Company profile

Best Drilling Equipment(Wuxi) Co., Ltd.

Jiangsu, China

Business Type: Manufacturer/FactoryExport Year: 2021-03-01Nearest Port: Shanghai, NingboAverage Response Time: ≤10.60hTerms 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.