2 Flute Solid Carbide External Coolant Twist Drill Bit for Aluminum
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Product Highlights
- Super Coating Options: Available in AlTiN, TiAlN, TiSiN, AlTiSiN, and TiN for superior oxidation resistance.
- High Precision Grade: Precision up to 0.01mm with hardness options of HRC 45/50/55/60/65.
- Customizable Dimensions: Flute diameter 3-40mm and overall length 50-330mm fully customizable.
- Coolant Design: 2 flute twist drill bit available with or without inner coolant for efficient metal drilling.
- Fast Delivery: Standard delivery time is 7-15 working days after receiving advance payment.
- OEM/ODM Service: Supports full customization from samples, designs, and minor adjustments.
- Quality Assurance: 100% inspection for finished products including visual and function checks.
Product Attributes
- Customization
- Available
- Customized
- Customized
- Standard
- JIS, AISI, TUV
- Model NO.
- 1082
- Type
- Twist Drill Bit
- Material
- Solid Carbide
- Usage
- Metal Drilling
- Flute Diameter
- 3-40
- Overall Length
- 50-330
- Precision
- 0.01mm
- HRC
- 45/50/55/60/65
- Coating
- Altin/Tialn/Helica etc
- Delivery
- 7-15 Working Days
- Suitable for
- Steel, Stainless Steel, Cast Iron etc
- Flute Number
- 2
- Transport Package
- Plastic Box
- Trademark
- eitfs
- Origin
- China
- HS Code
- 8207509000
- Production Capacity
- 100000/Year
- Package Size
- 3.00cm * 3.00cm * 10.00cm
- Package Gross Weight
- 0.025kg
Shipping
- Shipping Cost:
- Contact the supplier about freight and estimated delivery time.
Online Trading Protection
- Payment Guarantee
-
Platform-protected payments with refund support for eligible order issues.
- Platform Logistics
- Clearer shipment tracking with platform-supported logistics.
- Inspection Service
- Optional pre-shipment inspection for quality and quantity checks.
- After-Sales & Dispute Handling
- Platform-assisted dispute resolution, including refunds or returns when applicable.
Only orders placed and paid through Made-in-China.com Secured Trading are eligible for payment protection and the corresponding platform services.
Product Images of 2 Flute Solid Carbide External Coolant Twist Drill Bit for Aluminum
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Product Description
Super Raw Material
| HRC 45 | HRC 55 | HRC 60 | HRC 65 |
| YG10X | YL10.2&WF25 | Germany K44&K40 | Sandvik H10F |
| Grain size 0.7 μm,Co10%,Flexural strength 3320N/mm² | Grain size 0.6 μm,Co10%,Flexural strength 4000N/mm² | Grain size 0.5 μm,Co12%,Flexural strength 4300N/mm² | Grain size 0.5 μm,Co10%,Flexural strength 3320N/mm² |
| Coating | Hardness HV |
Thickness μm |
Friction Coefficient |
Oxidation Temp |
Color |
| AlTiN | 3500 | 2.5-3 | 0.3 | 900 | Black |
| TiAlN | 2800 | 2.5-3 | 0.3 | 900 | Violet |
| TiSiN | 3600 | 3 | 0.45 | 1000 | Bronze |
| AlTiSiN | 4000 | 3 | 0.4 | 1200 | Blue |
| TiN | 2500 | 2-3 | 0.5 | 600 | Gold |
| D1 | D2 | L1 | L2 | L3 | L4 | Coolant | |
| 4.00 | 6 | 74 | 36 | 29 | 36 | With/Without Inner Coolant | |
| 4.50-6.00 | 6 | 82 | 44 | 35 | 36 | With/Without Inner Coolant | |
| 6.50-8.00 | 8 | 91 | 53 | 43 | 36 | With/Without Inner Coolant | |
| 8.50-10.00 | 10 | 103 | 61 | 49 | 40 | With/Without Inner Coolant | |
| 10.50-12.00 | 12 | 118 | 71 | 56 | 45 | With/Without Inner Coolant | |
| 12.50-14.00 | 14 | 124 | 77 | 60 | 45 | With/Without Inner Coolant | |
| 14.50-16.00 | 16 | 133 | 83 | 63 | 48 | With/Without Inner Coolant | |
| 16.50-18.00 | 18 | 143 | 93 | 71 | 48 | With/Without Inner Coolant | |
| 18.50-20.00 | 20 | 153 | 101 | 77 | 50 | With/Without Inner Coolant | |
Why choose us
1.Super resistance to oxidation of the coating
2.Comparison on abrasion of the top cutting edge after processing 60m
3.Comparison on abrasion of the side cutting edge after processing 60m
Who we are


Packing and delivery

If you still have other questions,please feel free to contact us!
FAQ:
Q1. What is 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.
Q2. What are your terms of delivery?
A: EXW, FOB, CFR, CIF, ETC.
Q3. How about your delivery time?
A: Generally, It will take 10-15 days after receiving your advance payment.
The specific delivery time depends on the items and the quantity of your order.
Q4. 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.
About the Supplier
This supplier has been audited by SGS. Verify the report on the official SGS website with ID "QIP-ASR2541992". Items marked "" are certified.
Company Profile
Changzhou Aitefasi Tools Co., Ltd. is a professional enterprise which specializes in design, manufacture and sale of solid carbide cutting tools. Such as, solid carbide drill bits, end mills and reamers. What's more, customized cutting tools can be designed for the clients.
1. Single flute end mill (used for wood, plastic and aluminum)
Extensive use and good processing effect with favorable price.
2. Square end mill(used for different metals, such as cast iron, structural iron, stainless steel and etc. )
Good finishing and a variety of coating could processing difficult cutting materials.
3. Drill bits(used for high hardness material)
3XD, 5XD, 8XD, 20XD...Supports custom. High-quality drills have a ggod record of 8, 000 holes on stainless steel sheet.
Our high quality tools are produced by advanced CNC grinding machines from Germany, USA and Switze. All the tools are widely applied in the area of machinery processing, like automobile, mould, plastic and so on.
"Advanced tools, process advanced products". With our high performance tools, you will process high performance products.
Most of Chinese factory have almost same service and quality. But we are better in below aspect.
1. Our professional R&D team can provide customized tool solution for you.
2. The lifetime of Our inner coolant drill bit is 30% longer than Kennametal's. We have produced OEM products for OSG. We trust you will like our quality after test our samples.
About Our Factory & Business Background
-
Business Type
- Manufacturer/Factory & Trading Company
- Address
- No. 106 Weishanhu Road, Xixiashu Town, Xinbei Distict, Changzhou, Jiangsu, China
-
Plant Area
- 9140 square meters
-
Number of Employees
- 44
-
Registered Capital
- 1,000,000 RMB
-
Terms of Payment
- T/T, D/P, PayPal, Western Union, Small-amount payment, LC
-
International Commercial Terms(Incoterms)
- FOB, CIF, CFR, EXW
-
Average Lead Time
-
Peak Season Lead Time: one month
Off Season Lead Time: one month -
Nearest Port
- Shanghai Port
-
Minimum Order Quantity
- 10 Pcs
-
Supply Chain Partners
- 15
Our Production Capability & Technical Expertise
-
Main Products
- End Mill
-
Production Lines
- 2
-
Production Machines
- Polishing Machine, Machining Center, Cutting Tool Inspection System, Shot Blasting Machine, Cutting Tool Measurement Machine
-
QA/QC inspectors
- 2 people
-
Inspection Type for Finished Products
- 100% inspection(Visual inspection & Function inspection)
-
Inspection Method for Finished Products
- Have instructions and uniformly followed
-
Customization Options
- Customization from Samples, Customization from Designs, Full Customization, Minor Customization, Flexible customization
-
ODM Service Available
- Yes
-
OEM Service Available
- Yes
-
R&D Engineers
- 2 people
-
Traceability of Raw Materials
- Yes
-
Own Brand
- Yes
Our Industry Experience & Global Business Record
-
Year of Establishment
- 2004-03-24
-
Export Year
- 10 years
-
Main Markets
- North America, Europe, East Asia(Japan/ South Korea)
-
Repeat Buyers Choice
- 80%~100%
-
Number of Foreign Trading Staff
- 5
-
Overseas Agent/Branch
- No
-
New Products Launched in Last year
- Yes
Our Certifications, Standards & Industry Recognition
-
Management System Certification
- ISO9001:2015
-
Cooperated with Fortune 500
- No
FAQ
- What are your terms of payment?
- 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.
- What are your terms of delivery?
- EXW, FOB, CFR, CIF, ETC.
- How about your delivery time?
- Generally, It will take 10-15 days after receiving your advance payment. The specific delivery time depends on the items and the quantity of your order.
- Do you provide samples? Is it free or extra?
- 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.
- What is the minimum order quantity?
- The minimum order quantity is 10 Pcs.
- What coatings are available for this drill bit?
- Available coatings include AlTiN, TiAlN, TiSiN, AlTiSiN, and TiN.
- Can the drill bit dimensions be customized?
- Yes, flute diameter can be customized from 3-40mm and overall length from 50-330mm.
Send your message to this supplier
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Product Groups
- Carbide Square End Mill
- Carbide Ball Nose End Mill
- Carbide Corner Radius End Mill
- Carbide Micro End Mill
- Carbide Roughing End Mill
- Carbide End Mill For Stainless Steel
- Carbide End Mill For Aluminium
- Carbide End Mill For Wood
- Carbide Single Flute End Mill
- Carbide Twist Drill Bit
- Carbide Flat Bottom Drill
- Carbide Pilot Drill
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