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Home > Products >
Carbide Drill Bit
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Customized Tungsten Carbide Drill 3xD 5xD 8xD Flat Bottom Carbide Drills With Naco Black Coating
All Category

Carbide Drill Bit

Through Coolant Drill

Carbide Deep Hole Drill

Carbide Step Drill

Heavy Duty Drill Bit

Tungsten Carbide Tools

Carbide End Mill

Custom End Mill

Carbide Thread Milling Cutter

Solid Carbide Tap

PCD Milling Cutter

Carbide End Mill Cutter

Solid Carbide Reamer

Carbide Boring Tool
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+86 17368153006
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Customized Tungsten Carbide Drill 3xD 5xD 8xD Flat Bottom Carbide Drills With Naco Black Coating

Brand Name: AMG
MOQ: 3-10PCS
Packaging Details: Plastic tube
Payment Terms: T/T/Credit Card
Detail Information
Product Description
Detail Information
Place of Origin:
CHINA
Certification:
ISO9001
Product Name:
Tungsten Carbide Drill
Length Options:
3xD, 5xD, 8xD
Hardness:
93.5 HRA
Diameter:
4-32mm
Overall Length:
50-400mm
OEM/ODM:
Available
Application:
Cast Iron, Steel, Inconel 718, Titanium, Etc
Coating:
Naco Black
Supply Ability:
30000-100000pcs per month
Highlight:

Customized Tungsten Carbide Drill

,

Tungsten Carbide Drill 3xD

,

8xD Flat Bottom Carbide Drills

Product Description
Customized Tungsten Carbide Drill 3xD 5xD 8xD Flat Bottom Carbide Drills With Naco Black Coating
Product Specifications
Product Name Tungsten Carbide Drill
Length Options 3xD, 5xD, 8xD
Hardness 93.5 HRA
Diameter 4-32mm
Overall Length 50-400mm
OEM/ODM Available
Application Cast iron, steel, inconel 718, titanium, etc
Coating Naco Black
Premium Naco Black-Coated Tungsten Carbide Flat Bottom Drill

AMG's premium Naco Black-coated tungsten carbide flat bottom drill delivers unmatched precision in critical machining applications. The advanced coating technology combined with ultra-fine grain carbide substrate ensures maximum tool life and superior hole quality in hardened materials.

Coating Properties
Name Hardness Friction Thermal Stability Color
AlTiN 3500HV 0.4 900℃ Black
TiAlCrN 3500HV 0.4 900℃ Dark purple
TiAlSiN 3800HV 0.4 1000℃ Black
nACo 4000HV 0.45 1200℃ Black
PT 4000HV 0.25 1200℃ Black
nACo-blue 4000HV 0.45 1200℃ Blue
TiN 2500HV 0.5 600℃ Golden
TiXCo 3800HV 0.25 1100℃ Bronze
Nano-TiXCo 4000HV 0.25 1200℃ Bronze
CWP 3800HV 0.25 1100℃ White Gold
AD 4000HV 0.45 1200℃ Gray black
CrN 2500HV 0.2 700℃ Silver
Ta-C 5000-7000HV 0.08-0.1 500℃ Rain-bow color
DLC 2500HV 0.1 300℃ Bright black
Key Features
Naco Black Coating
  • 30% lower friction coefficient than standard TiN
  • Exceptional heat resistance (stable to 900°C)
  • Anti-adhesion properties for clean cutting
Precision Ground Geometry
  • True 90° (±0.01mm) flat bottom profile
  • Self-centering design reduces walking
  • Optimized flute geometry for chip control
Ultra-Fine Carbide Substrate
  • 0.6μm grain structure for edge stability
  • High transverse rupture strength (4500N/mm²)
Recommended Applications
  • Precision mold bases & cavities
  • Aerospace structural components
  • Medical implant machining
  • Automotive die & fixture manufacturing
Available Specifications
  • Diameter Range: 1mm - 20mm (custom sizes available)
  • Shank Type: Straight, reduced, or coolant-through (optional)
  • Coating: Blue Nano (standard), TiAlN, or AlCrN for extreme conditions
Product Images
Customized Tungsten Carbide Drill 3xD 5xD 8xD Flat Bottom Carbide Drills With Naco Black Coating 0 Customized Tungsten Carbide Drill 3xD 5xD 8xD Flat Bottom Carbide Drills With Naco Black Coating 1 Customized Tungsten Carbide Drill 3xD 5xD 8xD Flat Bottom Carbide Drills With Naco Black Coating 2
New Customer Special Offers
Free Test Samples

Get free samples (total value ≤ $20 USD) when you cover the international shipping cost. Perfect for evaluating our product quality and performance risk-free.

$50 USD Discount on First Order

New customers can enjoy a $50 discount on the first order of $500 or more. A great way to start our partnership with extra value!

Our Manufacturing Advantages
  • Advanced grinding machines: All of our grinding machines are WALTER and SAACKE brands
  • Advanced inspection machines: We have ZOLLER, OMEGA, PG1000 for inspecting each carbide tool
  • Fast feedback: 24 hours online service
  • Strict quality control system: Three-stage inspection process for each tool
Related Products
Customized Tungsten Carbide Drill 3xD 5xD 8xD Flat Bottom Carbide Drills With Naco Black Coating 3
Tags: 

Tungsten Carbide Drill  

Carbide Twist Drills  

Flat Bottom Carbide Drills

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