How do I select the right drill bit?

Please provide details on the rock type, hardness, abrasiveness, and previous bit performance to ensure accurate selection.

What certifications does the product have?

The product holds CE and ISO 9001:2015 certifications.

Nq Hqborehole Drilling Bit Impregnated Diamond Core Drill Bits

Name: Nq Hqborehole Drilling Bit Impregnated Diamond Core Drill Bits
Brand: Hubei EZdrill Tools Co., Ltd.
SKU: 2267391675

Hubei, ChinaHubei EZdrill Tools Co., Ltd.

US$60.00

1-49 Pieces

US$50.00

50-99 Pieces

US$45.00

100+ Pieces

Product specifications

Model Number

Product profile

Customization

Available

Warranty

3 Months

Certification

CE, ISO 9001:2015

Model NO.

Standard

Dcdma

Surface Treatment

Spray-Paint

Manufacturing Process

Forging

Material

Diamond

Weight (Kg)

Processing Type

Forging

Machine Type

Drilling Tool

Use

Well Drilling

Selling Units

Single Item

Series

H3h5, H7h9, H11h13

Place Orngin

Mubei, Cnina

Type

Drillbit

Packing

Plastic Box+Cardboard Box

Quality

High quality

Matrix Height

15mm

Machinery Test

Report Provided

Video Outgoing-

Inspection Provided

Transport Package

Box

Specification

Trademark

Ezdrill

Origin

Hubei, China

Key features

Customizable Matrix Height: Standard 15mm height, customizable to meet specific drilling requirements.

Customizable Water Outlets: Evenly spaced outlets with curved channels to reduce water resistance and improve cooling.

Wide Size Compatibility: Available in GeoborS, WLA, NQ, HQ, PQ, T2, TT, B, MLC, LTK, WF, TW, WT, WG, WM, and Chinese standard sizes.

Multi-Hardness Matrix Series: Six series (H3-H13) cover soft to extremely hard rock types without needing bit switches.

Enhanced Drill Bit Lifespan: Unique vacuum sintering and hot pressing technology significantly improve sharpness and durability.

OEM and ODM Services: Full customization, minor customization, and customization from designs or samples available.

Fast Delivery Options: 3-7 days for standard orders, 20-25 days for custom orders, with priority shipping for urgent needs.

Sample Refund Policy: 100% refund of sample fee on next order if quantity is 50 pieces or more.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceExperienced Team

Hubei EZdrill Tools Co., Ltd.

Hubei, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 3 Years CertifiedNearest Port: Wuhan Port, Shanghai Port, Shenzhen PortAverage Response Time: ≤3.04h

AI-Powered supplier vetting

SummaryThe supplier manufactures and sells metal tools, non-metallic mineral products, non-ferrous metal alloys, construction machinery, geological exploration equipment, and specialized oil-drilling equipment. It reports 100% finished-product inspection, two quality inspectors, a stated annual core drill bit productivity of 240,000 pieces, and production equipment including laser cutting, milling, NC lathe, sawing, boring, heat press, and cold press machines. Customization is offered from samples, designs, and full specifications. The supplier holds ISO9001:2015 and CE certifications and reports regular fire drills. Peak- and off-season lead times are each within 15 workdays. However, it reports no valid manufacturing-capacity contract with related subcontractors, no inventory, no overseas warehouse, and no overseas showroom. OEM service for known brands is reported, but no customer names or specific cases are provided. Financial records contain stated numeric values but no currency or scale, so financial...

Supplier typeThe supplier is a manufacturer and seller of metal tools, non-metallic mineral products, non-ferrous metal alloys, construction machinery, geological exploration equipment, and specialized equipment for petroleum drilling and production. The stated scope supports classification as an industrial equipment and tooling manufacturer rather than a general trading supplier.

CertificationsThe supplier reports an ISO9001:2015 management-system certificate and CE product compliance certification in multiple slices. It also reports conducting regular fire drills during the past year, providing additional operational-safety evidence, although no separate fire-safety certification is stated.

Production capacityProduction evidence includes 100% finished-product inspection, two quality inspectors, listed machining and processing equipment, annual core drill bit productivity of 240,000 pieces, and lead times within 15 workdays in both seasons. The supplier also reports no valid manufacturing-capacity contract with related subcontractors and no inventory capability, which limits evidence regarding capacity resilience and fulfillment backup.

Customization capabilityThe supplier explicitly offers customization from samples, designs, full customization, minor customization, and flexible customization, and reports OEM service for well-known brands. These statements directly support a broad customization offering, although no project examples or technical customization limits are given.