Tungsten Carbide Drill Bits

CAS No.:	12774-15-1
Linear Formula:	WCCo
Material:	Tungsten Carbide/ Cobalt Alloy
Shape:	Drill Bit
Size:	Customize

 

Product Description

Tungsten carbide drill bits are designed for high-performance drilling in hard materials, offering superior durability, heat resistance, and wear resistance compared to standard high-speed steel (HSS) drill bits. Engineered with a tungsten carbide-cobalt alloy (WCCo), these drill bits deliver exceptional hardness, making them ideal for metalworking, masonry, woodworking, and industrial applications.

Tungsten carbide drill bits maintain sharpness much longer than traditional steel bits, reducing tool wear and increasing efficiency. They are widely used in CNC machining, aerospace, automotive, and mining industries.

 

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Features & Properties

✔ Superior Hardness & Wear Resistance – Withstands extreme conditions
✔ High Thermal Stability – Maintains sharpness even at high temperatures
✔ Enhanced Cutting Performance – Ideal for drilling hard metals, ceramics, and composites
✔ Corrosion & Oxidation Resistant – Extended tool life in harsh environments
✔ Customizable Designs – Available in various sizes & coatings for specialized applications

 

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Product Specifications

Material	Density (g/cm³)	Hardness (HRA)	Tensile Strength (MPa)	Thermal Conductivity (W/m·K)
Tungsten Carbide (WCCo)	14.0 – 15.5	89 – 94	2,500 – 4,500	70 – 100

 

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Product Standards

🔹 ISO 513 – Classification of tungsten carbide cutting tools
🔹 ASTM B777 – Standard for tungsten heavy alloys
🔹 ANSI & DIN Standards – Ensuring international compatibility

 

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Product Forms

✔ Solid Carbide Drill Bits – Precision drilling in metals, composites & ceramics
✔ Carbide-Tipped Drill Bits – Reinforced cutting edges for added strength
✔ CNC Drill Bits – Optimized for high-speed automated machining
✔ Masonry Drill Bits – For concrete, stone & tiles
✔ PCB Drill Bits – Micro-drilling for electronics manufacturing

 

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Production Method & Production Equipments

Production Method

Tungsten Carbide Powder Mixing – Refined tungsten & cobalt powders blended

Pressing & Forming – High-pressure shaping for preliminary bit structure

Sintering Process – High-temperature furnace treatment for extreme hardness

Precision Grinding & Sharpening – CNC machining for sharp cutting edges

Coating & Surface Treatment – TiN, TiAlN, or diamond-like coatings for added durability

Production Equipments

CNC Grinding Machines – For precision cutting edges

High-Temperature Vacuum Sintering Furnaces – Ensures high-density carbide structure

Laser Measuring Systems – Guarantees high-accuracy specifications

 

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Applications & Related Industries

🔹 Metalworking & Manufacturing – Drilling stainless steel, titanium & hardened alloys
🔹 Construction & Masonry – Concrete, ceramic tiles, and reinforced structures
🔹 Aerospace & Automotive – High-speed drilling of aircraft & engine components
🔹 Mining & Oil Exploration – Heavy-duty drilling tools for extreme conditions
🔹 Woodworking & Furniture Making – Precision cutting of hardwoods & composites

 

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Synonyms

Carbide-Tipped Drill Bits

Tungsten Drill Bits

Solid Carbide Drill Bits

Masonry Carbide Drill Bits

CNC Carbide Drills

 

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Health & Safety Information

⚠ Use Safety Precautions – Wear eye protection & gloves when using drill bits
⚠ Avoid Overheating – Use coolants to extend tool life
⚠ Proper Storage – Keep in dry, corrosion-free environment

 

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Why Choose Our Tungsten Carbide Drill Bits?

✅ Longer Tool Life & Higher Efficiency
✅ Precision Machining for Optimal Performance
✅ Custom Sizes & Coatings Available
✅ Meets International Quality Standards

 

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Order Tungsten Carbide Drill Bits Today!

Looking for high-quality tungsten carbide drill bits? Contact us for custom specifications & bulk orders! 🚀

 

Grades of WC-Co Cemented Tunsten Carbide Alloys

ISO Grade	WC	Co %	Hardness Ra	Application
K01	Balance	3	92	Precision boring, etc.
K05/K10/20	Balance	6	89.5-91.5	General Machining, etc.
K30	Balance	8	88-89.5	Cast Iron, Machining, etc.
K35	Balance	10	87-89	Drilling, Machining, etc.
--	Balance	15	87	Wear application, etc.
--	Balance	20	85.5	Stamping small parts, etc.

We also provide WC-TiC-Co with corresponding ISO grades P10, P20, P30; and WC-TiC-TaC-Co carbide with corresponding ISO grades P25, P40, M10, M20, M30.

 

Tungsten Carbide Drill Bits Specifications

PCB Drill Bits:

Dimensions:

Diameter (Φ, mm)	0.2mm	0.25mm	0.30mm ~ 0.35mm	0.40mm ~ 0.45mm	0.50mm ~ 0.55mm	0.60mm ~ 0.65mm	0.70mm ~ 1.20mm	1.25mm ~ 3.175mm
Length (L, mm)	3.5mm	3.8mm	5.2mm	6.7mm	8.2mm	9.2mm	10.2mm	12.2mm

Slot Drill Bits:

Dimensions:

Diameter (Φ, mm)	0.40mm ~ 0.45mm	0.50mm ~ 0.55mm	0.60mm ~ 0.65mm	0.70mm ~ 3.00mm
Length (L, mm)	5.00mm	5.50mm	6.70mm	8.7mm

Step Drill Bits:

Dimensions:
Diameter (Φ) 3.2mm ~ 6.5mm, Length (L): 12.5mm

Chemical Identifiers

Linear Formula	WCCo
MDL Number	MFCD00064847
EC No.	N/A
Beilstein/Reaxys No.	N/A
Pubchem CID	N/A
IUPAC Name	N/A
SMILES	[W+4].[C-4].[Co]
InchI Identifier	InChI=1S/C.Co.W/q-4;;+4
InchI Key	UONOETXJSWQNOL-UHFFFAOYSA-N

Tungsten Carbide/Cobalt Strip Properties (Theoretical)

Compound Formula	CCoW
Molecular Weight	254.78
Appearance	Grey Rod
Melting Point	N/A
Boiling Point	N/A
Density	N/A
Solubility in H2O	N/A
Exact Mass	254.783997 Da
Monoisotopic Mass	254.884003 Da
Charge	N/A

Tungsten Carbide/Cobalt Rod Health & Safety Information

Signal Word	Warning
Hazard Statements	H334-H317-H228
Hazard Codes	F, Xn
Risk Codes	11-42/43
Safety Statements	22-23-24-37-45-60
RTECS Number	N/A
Transport Information	UN3178 4.1/PG III
WGK Germany	3
GHS Pictograms	GHS02 Flame GHS08 Health Hazard GHS07 Exclamation Point

 

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