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Gw Carbide-3xd External Coolant Tungsten Carbide Drill Bits for Cast Iron Machining
US$0.50
10 Pieces
Sample price:US$0.00/piece.Request sample
Product profile
After-sales Service
24hours Based on FeedbackWarranty
6 MonthsLogo Printing
Without Logo PrintingModel NO.
standard and non standard sizesSize
MiddleCustomized
CustomizedType
Cutting ToolMaterial
Tungsten CarbideCertification
ISO 9001:2008, ISO 9001:2000, SGSDiameter
3-16mmHole
Have or NoHardness
HRC45/55/60/65Pressure
0.5-0.7MPaHead Type
1 Point, 3 PointsDelivery Time
5 ~ 15 DaysDrill Direction
Right and LeftUse
Metal Drilling, Masonry DrillingPackage
Box Inside and Carton OutsideTransport Package
Plastic&CartonSpecification
customizedTrademark
GWOrigin
Zhuzhou HunanHS Code
8466910000Production Capacity
50000 PCS/MonthKey features
Customized Specifications: Diameter 3-16mm, various head types, and drill directions available.
Super Coating Options: TiSiN, TiAlN, AlTiN, TiCN, or Blue Nano Coating for enhanced performance.
Wide Application Range: Suitable for Copper, Cast Iron, Steel, Stainless Steel, Plastic, and more.
ISO 9001 Certified: Manufacturing process certified under ISO 9001:2008 and ISO 9001:2000 standards.
24-Hour After-Sales Support: Responsive technical support available within 24 hours based on feedback.
Fast Sample Delivery: Samples ready in 3-7 days with 3-5 workdays express shipping time.
Large Stock Availability: Regular types and sizes kept in large quantity stock for immediate dispatch.
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 a focus on customization from designs and samples, but lacks strong research and development capabilities, evidenced by no new products in the past year and no ODM or OEM services. While they have ERP system integration for process management, they do not engage in digital transformation efforts or hold certifications for sustainable development. Their after-sales service capability is limited by a lack of formal procedures, and they do not have substantial overseas presence. Financial credibility is not detailed beyond export trade capacity and the company being a standalone entity.
After-Sales capabilityThe supplier lacks written procedures or records for handling customer complaints effectively, indicating limited after-sales service capability.
R&D capabilityThe supplier has no new products launched last year and does not provide ODM or OEM services, indicating limited innovation capabilities.
Production capacityThe supplier has specific production capabilities for tungsten carbide products with defined annual productivity, and can manage lead times effectively.
Customization capabilityThe supplier offers customization from designs and samples, but lacks 3D software design services.
Product Q&A
Q:When can I get the price?
A:
We usually quote within 24 hours after we get your inquiry. If you are very urgent to get the price, please call us or tell us in your email so that we will regard your inquiry priority.
Q:How can I get a sample to check your quality?
A:
After price confirmation, you can require for samples to check our quality.
Q:How long can I expect to get the sample?
A:
After you pay the sample charge and send us confirmed files, the samples will be ready for delivery in 3-7 days. The samples will be sent to you via express and arrive in 3-5 workdays. You can use your own express account or prepay us if you do not have an account.
Q:How long does the whole procedure be worked out?
A:
After you place an order, the production handling time is about 30 days. We need 15 days to prepare all the stuff then 15 days for manufacturing.
Q:What about the transportation and delivery date?
A:
Normally we use shipment to transport the goods. It is about 25-40 days. It also depends on which country and port you are in. It could be shorter if you need to send the goods like Asian. If there are some emergencies we can send the goods via air express, as long as you afford the traffic expense.
Send Inquiry
*To:
Zhuzhou Grewin Tungsten Carbide Tools Co., Ltd.
Zhuzhou Grewin Tungsten Carbide Tools Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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