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High Hardness Tungsten Solid Carbide Twist Drill Bits
US$12.07
2-29 Pieces
US$11.47
30-49 Pieces
US$10.86
50-99 Pieces
US$10.62
100+ Pieces
Sample price:US$12.00/piece.Request sample
Product profile
Customization
AvailableLength
38-330mmType
Twist Drill BitModel NO.
eitfs3502Material
Tungsten CarbideUsage
Wood Drilling, Well Drilling, PCB Drilling, Metal Drilling, Masonry DrillingFlute Diameter
0.3-40mmDia Size
4mm-40mmPrecision
0.005~-0.01mmOver All Length
38-330mmHRC
45/55/60/65HRCUse
Metal Drilling, Metal DrillingSuitable for
Coper.Cast Iron.Carbon Steel.Mould SteelTransport Package
Each Piece with Plastic Box in Carton.Trademark
eitfsOrigin
ChinaProduction Capacity
3000 Piece/Pieces Per MonthKey features
High Hardness Material: Available in HRC 45, 55, 58, 60, and 65 for superior durability.
Advanced Coating Options: Offers AlTiN, TiAlN, TiSiN, TiN, DLC, Nano, and Diamond coatings.
Wide Material Compatibility: Suitable for copper, cast iron, carbon steel, mold steel, and titanium alloy.
Special Drill Tip Design: Enhances centering ability and chip breaking for higher efficiency.
Inner Coolant Solution: Integrated coolant channels improve cutting performance and tool life.
Customizable Dimensions: Flute diameter 0.3-40mm and overall length 38-330mm available.
High Precision Tolerance: Precision grade of 0.005 to -0.01mm ensures accurate drilling.
OEM and ODM Services: Full customization available from samples or designs.
Company profile
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: 10 years CertifiedNearest Port: Shanghai PortAverage Response Time: ≤7.40h
AI-Powered supplier vetting
SummaryThe supplier demonstrates broad customization, ODM capability, recent product development, OEM experience for recognized brands, and quality assurance supported by ISO9001:2015 certification. It reports inventory capability, participation in EMO Hannover, two production lines, annual cutting-tool output of 1,500,000 pieces, and export coverage across East Asia, Europe, Australia, North America, and domestic markets. However, several management controls are incompletely documented: corrective-action, complaint-handling, supplier assessment, and manufacturing-capacity procedures reportedly lack records. The supplier has no overseas agents, branches, warehouse, or showroom, lacks an environmental impact assessment report and SDK, and has no valid manufacturing contract with affiliated subcontractors. Financial information is insufficient for a reliable credibility assessment.
Supplier typeThe supplier appears to be a manufacturer serving domestic and international markets, with two production lines, stated cutting-tool output, inventory capability, and OEM/ODM service capability. It also uses or may rely on affiliated subcontractors, but no valid manufacturing contract with those subcontractors is reported.
CertificationsThe supplier reports an ISO9001:2015 certificate, providing explicit evidence of a quality-management certification. No other certification is identified in the provided information.
R&D capabilityThe supplier reports new products during the past year, provides ODM services, and supports multiple design-service modes. However, it has no available SDK, so its innovation offering is stronger in product development and design customization than in SDK-based integration.
Production capacityThe supplier reports inventory capability, two production lines, 1,500,000 pieces of annual cutting-tool output, and lead times within one month or within 15 workdays depending on the slice. Nevertheless, it lacks a valid contract with affiliated subcontractors, does not continuously reconcile production quantities, and has no outsourcing SOP.
Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, flexible customization, and ODM services. This is direct evidence of broad customization capability.
Product Q&A
Q:What are your terms of payment?
A:
T/T 30% as deposit, and 70% before delivery. We'll show you the photos of the products and packages before you do the rest payment.
Q:What are your terms of delivery?
A:
EXW, FOB, CFR, CIF, ETC.
Q:How about your delivery time?
A:
Generally, It will take 10-15 days after receiving your advance payment. The specific delivery time depends on theitems and the quantity of your order.
Q:Do you provide samples? is it free or extra?
A:
Yes, we could offer our stock sample for free charge and you please pay the cost of freight. custom cutting tools negotiated then we will quote the best sample cost.
Q:What is the minimum order quantity?
A:
The minimum order quantity is 10 Pcs.
Send Inquiry
*To:
CHANGZHOU AITEFASI TOOLS CO., LTD.
CHANGZHOU AITEFASI TOOLS CO., LTD.*Content:
Supplier replies will be sent to your registered email
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