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CNC Drilling Tools Tungsten Carbide Internal Cold Drill Bits

  • Audited Supplier
  • 18 yrs

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Product Highlights

  • High Precision Machining: Processing precision reaches 0.005 for accurate metal drilling operations.
  • Durable Tungsten Carbide: Made from high-quality tungsten steel with hardness up to 42 GPa.
  • Multiple Coating Options: Available with AlTiN, TiAlN, TiSiN, and Naco coatings for various applications.
  • Customized Sizes Available: Size ranges from 1-20mm with customized length options up to 200mm.
  • Internal Cooling Design: Features internal cold drill bit structure for efficient cooling during drilling.
  • Fast Sample Delivery: Samples dispatched within 2-7 workdays for urgent requirements.
  • OEM/ODM Services: Full customization available from samples or designs with OEM/ODM support.
  • Strict Quality Control: Every cutter inspected by Zoller Measuring and Inspecting Machine.

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Shipping Cost:
Contact the supplier about freight and estimated delivery time.

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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 CNC Drilling Tools Tungsten Carbide Internal Cold Drill Bits

CNC Drilling Tools Tungsten Carbide Internal Cold Drill Bits
CNC Drilling Tools Tungsten Carbide Internal Cold Drill Bits pictures & photos
CNC Drilling Tools Tungsten Carbide Internal Cold Drill Bits
CNC Drilling Tools Tungsten Carbide Internal Cold Drill Bits pictures & photos
CNC Drilling Tools Tungsten Carbide Internal Cold Drill Bits
CNC Drilling Tools Tungsten Carbide Internal Cold Drill Bits pictures & photos
CNC Drilling Tools Tungsten Carbide Internal Cold Drill Bits
CNC Drilling Tools Tungsten Carbide Internal Cold Drill Bits pictures & photos
CNC Drilling Tools Tungsten Carbide Internal Cold Drill Bits
CNC Drilling Tools Tungsten Carbide Internal Cold Drill Bits pictures & photos
CNC Drilling Tools Tungsten Carbide Internal Cold Drill Bits
CNC Drilling Tools Tungsten Carbide Internal Cold Drill Bits pictures & photos
CNC Drilling Tools Tungsten Carbide Internal Cold Drill Bits
  • CNC Drilling Tools Tungsten Carbide Internal Cold Drill Bits
  • CNC Drilling Tools Tungsten Carbide Internal Cold Drill Bits
    CNC Drilling Tools Tungsten Carbide Internal Cold Drill Bits
  • CNC Drilling Tools Tungsten Carbide Internal Cold Drill Bits
    CNC Drilling Tools Tungsten Carbide Internal Cold Drill Bits
  • CNC Drilling Tools Tungsten Carbide Internal Cold Drill Bits
    CNC Drilling Tools Tungsten Carbide Internal Cold Drill Bits
  • CNC Drilling Tools Tungsten Carbide Internal Cold Drill Bits
    CNC Drilling Tools Tungsten Carbide Internal Cold Drill Bits
  • CNC Drilling Tools Tungsten Carbide Internal Cold Drill Bits
    CNC Drilling Tools Tungsten Carbide Internal Cold Drill Bits
  • CNC Drilling Tools Tungsten Carbide Internal Cold Drill Bits
    CNC Drilling Tools Tungsten Carbide Internal Cold Drill Bits

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Product Description

CNC Drilling Tools Tungsten Carbide Internal Cold Drill Bits
CNC Drilling Tools Tungsten Carbide Internal Cold Drill Bits

Product Description

Carbide Spot Drills

Product Name
Internal Cold Drill Bits
Material
Tungsten steel
MOQ
10
Size
Customized Size
Customized
OEM/ODM
Package
Standard Packing
Type
Twist Drill Bit
Total length
54-134mm
Transport
DHL,UPS,EMS,TNT,Fedex or as your request
Package
packages are availbale
 
Coating Classifying and Advantage
Item Coating Type AlTin Tialn TiSin Naco
Characteristic Hardness(HV) 3200 2800 3600 42(GPA)
Thickness(UM) 2.5-3 2.5-3 3 3
Oxidation Temp.(ºC) 900 800 1000 1200
Friction Coefficient 0.3 0.3 0.45 0.4
Color Black Violet Copper Blue
 

Product Show

CNC Drilling Tools Tungsten Carbide Internal Cold Drill Bits
CNC Drilling Tools Tungsten Carbide Internal Cold Drill Bits
CNC Drilling Tools Tungsten Carbide Internal Cold Drill Bits
CNC Drilling Tools Tungsten Carbide Internal Cold Drill Bits

Product Specification

Code
Dimension Series
Internal cooling
Edge
diameter(d)
Overall
length(L)
Segment
difference
length(L1)
Handle
length(Lc)
Slollength(L2)
Handle
diameter(D)
2DTC-6MD0300
3.00
62
26
36
20
6
2DTC-6MD0310
3.10
62
26
36
20
6
2DTC-6MD0320
3.20
62
26
36
20
6
2DTC-6MD0330
3.30
62
26
36
20
6
2DTC-6MD0340
3.40
62
26
36
20
6
2DTC-6MD0350
3.50
62
26
36
20
6
2DTC-6MD0360
3.60
62
26
36
20
6
2DTC-6MD0370
3.70
62
26
36
20
6
2DTC-6MD0380
3.80
66
30
36
24
6
2DTC-6MD0390
3.90
66
30
36
24
6
2DTC-6MD0400
4.00
66
30
36
24
6
2DTC-6MD0410
4.10
66
30
36
24
6
2DTC-20MD1930
19.30
131
81
50
79
20
2DTC-20MD1940
19.40
131
81
50
79
20
2DTC-20MD1950
19.50
131
81
50
79
20
2DTC-20MD1960
19.60
131
81
50
79
20
2DTC-20MD1970
19.70
131
81
50
79
20
2DTC-20MD1980
19.80
131
81
50
79
20
2DTC-20MD1990
19.90
131
81
50
79
20
2DTC-20MD2000
20.00
131
81
50
79
20
2DTC-20LD1920
19.20
153
103
50
101
20
2DTC-20LD1930
19.30
153
103
50
101
20
2DTC-20LD1940
19.40
153
103
50
101
20
2DTC-20LD1950
19.50
153
103
50
101
20
2DTC-20LD1960
19.60
153
103
50
101
20
2DTC-20LD1970
19.70
153
103
50
101
20
2DTC-20LD1980
19.80
153
103
50
101
20
2DTC-20LD1990
19.90
153
103
50
101
20
2DTC-20LD2000
20.00
153
103
50
101
20
2DTC-18XLD1780
17.80
185
137
48
135
18
2DTC-18XLD1800
18.00
185
137
48
135
18
2DTC-20XLD1850
18.50
200
150
50
148
20
2DTC-20XLD1880
18.80
200
150
50
148
20
2DTC-20XLD1900
19.00
200
150
50
148
20
2DTC-20XLD1905
19.05
200
150
50
148
20
2DTC-20XLD1950
19.50
200
150
50
148
20
2DTC-20XLD1980
19.80
200
150
50
148
20
2DTC-20XLD2000
20.00
200
150
50
148
20

CNC Drilling Tools Tungsten Carbide Internal Cold Drill Bits
CNC Drilling Tools Tungsten Carbide Internal Cold Drill Bits

Packaging & Shipping

  • Package and shipping details
    Laser brand on the cutter's shank , 1 pc in a plastic tube , 10pcs a group  
    We cooperated with DHL , Fedex, UPS ,TNT, EMS and other express you wanted.
     

  • Delivery Time
    For samples , we dispatch your tools in 2-7 workdays .
    For formal orders,We delivery tools to you in 7-30 workdays , it will depond on your order quantity.

     

  • Payment Term
    T/T ,Western Union , MoneyGram,L/C 

CNC Drilling Tools Tungsten Carbide Internal Cold Drill Bits

Company Profile

CNC Drilling Tools Tungsten Carbide Internal Cold Drill BitsChangzhou Hiboo Tools Co., Ltd is a high-tech enterprise with all vitality, potential and comprehensive Strength. The company located in Changzhou, Jiangsu, China, a unique place near by Shanghai.We are Gold Supplier who specialized in producting and exporting Carbide End Mills, Drills, Inserts, Reamers and more other customized cutting tools.The efficient workshop and Imported 5AXIS grind machines run by skillful operators. The strict inspection standards to make sure each cutter is inspected by Zoller Measuring and Inspecting Machine. Now, Our monthly output up to 50000pcs of carbide end mills, drills ect, More than 20000 cutters are in stock which meet your urgent requirements. Enough Raw Materials in stock to keep the price stability.

CNC Drilling Tools Tungsten Carbide Internal Cold Drill BitsCNC Drilling Tools Tungsten Carbide Internal Cold Drill Bits
CNC Drilling Tools Tungsten Carbide Internal Cold Drill BitsCNC Drilling Tools Tungsten Carbide Internal Cold Drill Bits

About the Supplier

This supplier has been audited by CTI. Verify the report on the official CTI website with ID "QIP-ASR244734". Items marked "verified" are certified.

Watch Video
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Changzhou Hongjian Tools Co., Ltd.
Changzhou Hongjian Tools Co., Ltd.
Changzhou Hongjian Tools Co., Ltd.
Changzhou Hongjian Tools Co., Ltd.
Changzhou Hongjian Tools Co., Ltd.
Changzhou Hongjian Tools Co., Ltd.
Changzhou Hongjian Tools Co., Ltd.
Changzhou Hongjian Tools Co., Ltd.

About Our Factory & Business Background

verified Business Type
Manufacturer/Factory & Trading Company
Address
No. 26 Lingshan Mid Rd., No. 23-1 Block Tools Industrial Park, Xixiashu Town, Xinbei District, Changzhou, Jiangsu, China
verified Plant Area
2394.12 square meters
verified Number of Employees
40
verified Registered Capital
2,000,000 RMB
verified Terms of Payment
LC, T/T, D/P
verified International Commercial Terms(Incoterms)
FOB, CIF, CFR
verified Average Lead Time
Peak Season Lead Time: one month
Off Season Lead Time: one month
verified Nearest Port
Shanghai Port
verified Minimum Order Quantity
5 Pieces
verified Supply Chain Partners
40

Our Production Capability & Technical Expertise

verified Main Products
Carbide End Mill, Carbide Drill, End Milling Cutter, Carbide Reamer, Carbide Ball Nose End Mill, Carbide Corner Radius End Mill, Carbide Rods, Roughing End Mill, Carbide Taper End Mill
verified Production Lines
6
verified Production Machines
CNC Lathe 1, CNC Lathe 2, CNC Lathe 3, Centerless Grinding Machine, Surface Grinding Machine
verified QA/QC inspectors
2 people
verified Inspection Type for Finished Products
Random inspection(Function inspection & Visual inspection)
verified Inspection Method for Finished Products
Have instructions and uniformly followed
verified Customization Options
Customization from Samples, Customization from Designs, Full Customization
verified ODM Service Available
Yes
verified R&D Engineers
3 people
verified Traceability of Raw Materials
Yes

Our Industry Experience & Global Business Record

verified Year of Establishment
2009-02-18
verified Export Year
14 Years
verified Main Markets
South America, Europe, Southeast Asia/ Mideast, Domestic
verified Repeat Buyers Choice
30%~50%
verified Number of Foreign Trading Staff
5
verified Overseas Agent/Branch
No
verified New Products Launched in Last year
No

Our Certifications, Standards & Industry Recognition

verified Cooperated with Fortune 500
No

FAQ

What is the minimum order quantity?
The minimum order quantity is 5 pieces.
What is the delivery time for samples?
Samples are dispatched within 2-7 workdays.
What are the available payment terms?
We accept T/T, Western Union, MoneyGram, and L/C.
Can the drill bits be customized?
Yes, we offer full customization from samples or designs.
What coatings are available for these tools?
Available coatings include AlTiN, TiAlN, TiSiN, and Naco.
How is the product packaged?
Each cutter is packed in a plastic tube, with 10 pieces per group.
What is the processing precision?
The processing precision is 0.005.
What is the lead time for formal orders?
Formal orders are delivered within 7-30 workdays depending on quantity.

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