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High Performance 3D Carbide Twist Drill Bits, CNC Drill Bits for Metal External Cooling Twist Drill HRC55
US$5.68
1-99 Pieces
US$5.34
100-499 Pieces
US$5.21
500+ Pieces
Sample price:US$0.10/piece.Request sample
Product profile
Customization
AvailableCustomized
CustomizedStandard
DINModel NO.
drilling toolsLength
Taper-lengthType
Twist Drill BitMaterial
Tungsten CarbideUsage
Wood Drilling, Metal DrillingEnd Type
SpiralWorkpiece Material
Steel/Cast Iron/Stainless SteelFlute
2/3flutesColor
Tisin/BronzeHRC
45/55/60/65HRCDiameter
3-20mmService
OEM/ODM AvailableRelated Products
Spot Drill/Chamfer Drill/Center Drill/Step DrillApplicable Machines
CNC Centers/Engraving MachinesTransport Package
1 PC in a Plastic Tube, 10PCS a GroupSpecification
Standard&CustomizedTrademark
BUYTOPOrigin
Zhuzhou, ChinaHS Code
8207509000Production Capacity
5000000PCS/YearKey features
High Wear Resistance: Imported ultra-fine grain raw material ensures longer tool life and superior wear resistance.
Reduced Cutting Force: Curved cutting edge design decreases load on the tool, extending lifespan significantly.
Precise Centering: Advanced tip design ensures accurate, clean holes with high dimensional precision.
Versatile Material Support: Ideal for steel, stainless steel, cast iron, super alloys, and titanium drilling.
Customizable Options: Diameter, coating, and flute types are customizable to meet specific machining needs.
Advanced Coating Tech: AlTiN, TiSiN, and nACo coatings protect against premature wear under high heat.
External Coolant Holes: Designed with external coolant holes for efficient heat dissipation during metal drilling.
Wide Size Range: Available in diameters from 3mm to 20mm with various drill lengths (3xD to 20xD).
Company profile

Business Type: Manufacturer/FactoryExport Year: 2018-12-01Nearest Port: Guangzhou, Shanghai, ShenzhenAverage Response Time: ≤2.34hTerms of Payment: LC, T/T, PayPal, etc.International Commercial Terms(Incoterms): FOB, EXW, CFR, CIF, DAT, FAS, DDP, DAP, CIP, CPT, FCA
AI-Powered supplier vetting
SummaryThe supplier appears to be a carbide tools manufacturer with strong customization, OEM, and ODM capabilities. It states that it is a national high-tech enterprise, follows an ISO certification system, conducts pre-delivery inspections, and supports product design and targeted solutions. Customization from samples, designs, minor modifications, and full customization is available, with reported successful cases across industries. Production-related strengths include advanced processing equipment, conventional-model stock, and lead times within 15 workdays in both peak and off-season periods. However, the supplier reported no new products in the past year, no SDK, no in-stock service capacity in the assessment record, and no overseas warehouse, showroom, agent, or branch. Service-capability procedures lack records, and corrective/preventive-action procedures are absent. Financial records are indicated for recent years, but the provided data does not show financial results or sufficient evidence to assess...
Supplier typeThe supplier describes itself as providing tungsten carbide materials and carbide tools, supported by processing equipment and a complete product range. Its stated OEM and ODM capabilities further indicate that it operates as a manufacturer and custom-product supplier rather than only a trading intermediary.
CertificationsThe supplier explicitly states that it is a national high-tech enterprise and that products are produced in accordance with an ISO certification system. The specific ISO standard or certificate details are not provided, so the evidence supports certification-related capability but not verification of a particular certificate.
After-Sales capabilityThe supplier states that it performs strict quality inspection before delivery and offers free returns for product quality problems, as well as design and targeted-solution support. However, its service-capability procedures have no records, its corrective/preventive-action mechanism has no written procedures or records, and it reports no overseas service infrastructure.
Production capacityThe supplier cites strong technical strength, advanced processing equipment, strict pre-delivery inspection, a complete product range, and substantial stock of conventional models. Reported average lead times are within 15 workdays in both peak and off-season periods, while customized products are stated to be deliverable in as little as 7 days.
Customization capabilityThe supplier supports customization from samples and designs, minor and flexible customization, and full customization. It also offers ODM and OEM services, reports strong non-standard customization capability, and cites successful customization cases across industries.
Client casesThe supplier reports many successful customization cases across various industries and states that it has helped customers improve cost performance and market share. It also claims OEM service for well-known brands, but no customer names, project details, or independently verifiable case evidence are provided.
Product Q&A
Q:Are you a manufacturer or trading company?
A:
We are a professional manufacturer with more than 21 years of experience in the carbide tools field.
Q:How long does it take to get a price quote?
A:
We usually quote within 24 hours after receiving your inquiry. For urgent requests, please specify in your email.
Q:What are your payment terms?
A:
We accept T/T, Western Union, and Made-in-China assurance depending on the circumstances.
Q:What is the delivery time for orders?
A:
Standard delivery is 2-3 days after receiving advance payment. Customized products take 7-10 days.
Q:Do you offer OEM services?
A:
Yes, we offer OEM services including laser engraving your logo and specifications on the tool body.
Send Inquiry
*To:
Zhuzhou Buytop Tungsten Carbide Co., Ltd
Zhuzhou Buytop Tungsten Carbide Co., Ltd*Content:
Supplier replies will be sent to your registered email
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