What certifications does the product have?

It is certified under ISO 9001:2008, ISO 9001:2000, and GS.

What is the lead time for orders?

Peak season lead time is one month, while off-season is within 15 workdays.

What payment methods do you accept?

We accept T/T, PayPal, and Western Union.

Gw Carbide - 5xd 8xd Tungsten Carbide Drill Twist Drill Bit

Name: Gw Carbide - 5xd 8xd Tungsten Carbide Drill Twist Drill Bit
Brand: Zhuzhou Grewin Tungsten Carbide Tools Co., Ltd.
SKU: 894050995

Hunan, ChinaZhuzhou Grewin Tungsten Carbide Tools Co., Ltd.

Negotiable

10 Pieces

Sample price:US$0.00/piece.Request sample

Product profile

After-sales Service

Good After Sales Service

Warranty

3 Months

Logo Printing

Without Logo Printing

Model NO.

All sizes

Size

D1-25mm, L38-150mm

Customized

Type

Cutting Tool

Material

Solid Carbide

Certification

ISO 9001:2008, ISO 9001:2000, GS

Length

Taper-Length

Usage

Wood Drilling, Metal Drilling

Standard

CQC&ISO

Flute

1-6

Chemical Composition

6%-12% Co-Wc

HRC

45-55 55-65, etc

Coating

CVD, PVD, Double Coating

Certificates

ISO9001-2008, SGS

Place of Origin

Zhuzhou-Carbide City

Cutting Form

Flat, Ball Nose, Corner Radius, Roughing

Package

10PCS Per Plastic Box

Transport Package

Plastic Box, Standard Export Carton

Specification

33x29x19cm

Trademark

Origin

Zhuzhou

HS Code

8208101900

Production Capacity

6 Million PCS Annually

Key features

Solid Carbide Material: Made from high-quality solid carbide for superior hardness and durability.

Customized Options: Available in customized lengths, coatings, and cutting forms based on drawings.

Multiple Coating Types: Offers AlTiN, TiAlN, TiSiN, AlTiSiN, and TiN coatings for various applications.

Wide Size Range: Diameter 1-25mm and Length 38-150mm to suit diverse drilling needs.

ISO & GS Certified: Certified under ISO 9001:2008, ISO 9001:2000, and GS standards.

Versatile Material Processing: Suitable for structural steel, alloy steel, stainless steel, aluminum, and wood.

Standard Compliance: Manufactured according to DIN6537 and DIN6535HA h6 standards.

3 Months Warranty: Comes with a 3-month warranty for peace of mind.

Company profile

Zhuzhou Grewin Tungsten Carbide Tools Co., Ltd.Hunan, China

Business Type: Manufacturer/FactoryExport Year: 2011-10-21Nearest Port: guangzhou port, shenzhen portAverage Response Time: ≤3.66hTerms of Payment: T/T, PayPal, Western UnionInternational Commercial Terms(Incoterms): FOB, CFR, CIF, CIP, EXW

AI-Powered supplier vetting

SummaryThe supplier is a limited company with 22 employees, no stated affiliation with a larger group, and a valid import/export license. It offers customization from designs and samples and reports annual productivity of 100 tons each for tungsten carbide end mills, rods, and saw tips. Export sales account for 90% of total sales, and it has participated in METALLOOBRABOTKA. However, the supplier reports no professional technical R&D status, no new products in the past year, no ODM, SDK, or 3D software design services, and only one R&D engineer. Quality and service controls are weakly documented: no written procedures or records were provided for complaint handling, supplier service assessment, or corrective/preventive actions; quality assurance, traceability, and test-equipment status are unknown or, for equipment quantity, zero. It has no stock, overseas warehouse, showroom, agent, or branch capability. ERP use is reported, but broader digitalization has not started.

After-Sales capabilityAfter-sales and service infrastructure is limited: complaint handling has no written procedures or records, and the supplier has no stock, overseas warehouse, showroom, agent, or branch. One technology engineer provides technical and after-sales service, but the available evidence does not establish an effective formal service system.

R&D capabilityInnovation evidence is weak: no new products were launched in the past year, there is one R&D engineer, and the supplier lacks ODM, SDK, and 3D software design capabilities. It can customize from designs and samples, but broader R&D and digital transformation capabilities are not demonstrated.

Production capacityThe supplier reports annual productivity of 100 tons each for tungsten carbide end mills, rods, and saw tips, and peak-season lead time of one month versus within 15 workdays off-season. However, it has no in-stock capacity and no overseas fulfillment infrastructure; the stated production figures support production capability but not superior responsiveness.

Customization capabilityThe supplier explicitly provides customization from customer designs and samples. This is direct evidence of product customization capability, although no evidence is provided regarding the scope, complexity, or engineering support of such customization.