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Cobalt Drill Bit 3mm | Magma Coated | High-Performance Metal | by Wurth
The 3mm Cobalt Drill Bit is engineered for exceptional drilling stability and cutting force, making it ideal for machining hard materials like titanium and various alloys. With a unique magma multi-layer coating and 8% cobalt alloy, it offers up to 9x longer service life and faster cutting speeds compared to uncoated bits. Perfect for use in drills and milling/drill centers, this drill bit ensures optimal centering and no spinning in the chuck.
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Product Name/Title: Cobalt Drill Bit 3mm | Magma Coated | High-Performance Metal | by Wurth
Brand: Wurth
SKU: 618940300
Alternatively Known As: Cobalt drill bit, Magma coated drill bit, High-performance metal drill bit, 3mm cobalt drill, Hard material drill bit
Technical Specifications
- Diameter: 3.0 mm
- Length: 61 mm
- Chip flute length: 16 mm
- Shank diameter: 3.0 mm
- Shank style: Cylindrical
- Surface coating: Magma multilayer coating
- Cutting material: HSCo8 (8% cobalt alloy)
- Tip angle: 135 degrees
- Suitable for tensile strength up to 1550 N/mm²
- Self-centring: Yes
- Standard drilling depth: 3xD
- Service life rating: 4/4 points
- Drilling speed rating: 3/4 points
- Bore hole quality rating: 4/4 points
- Versatility rating: 2/4 points
- Drilling behaviour rating: 4/4 points
- Suitable for drills, cordless drills, upright drilling machines, milling-drilling centres
- Dimensions (H x L x W): 61mm x 61mm x 3mm
- Weight: 0.1 kg
Key Features
- Exceptionally high drilling stability and cutting force
- Up to 9x longer service life and up to 50% faster cutting speed compared to uncoated drill bits
- Up to 2x longer service life compared to conventional coatings
- Heat-resistant up to 800°C
- Special magma multi-layer coating and 8% cobalt alloy
- Optimal centring during work with no spinning in the drill chuck
- 3-flat shank from diameter 4 mm for better power transmission and chuck protection
- Product packaging made from 100% PCR recycled plastic and is 100% recyclable
Professional Installation Requirements
- No professional installation required; suitable for use with standard drilling equipment by trained operators.
Applications
- Machining hard and tough materials including conventional steels, titanium, Hardox, and various alloys
- Suitable for use in drills, cordless screwdrivers, pedestal drilling machines, and milling/drill centers
- Ideal for drilling holes in excavator shovels, lorry attachments, armour plating, snow ploughs, and agricultural machinery
Standards & Compliance
- Complies with AS/NZS 3000 – Wiring Rules (Electrical Installation)
Environmental Benefits
- Packaging made from 100% post-consumer recycled plastic
- 100% recyclable packaging reduces environmental impact
Warranty Information
Wurth provides a quality guarantee under the ZEBRA-Premium standard; warranty details available upon purchase.
Available Now
The Wurth 618940300 Magma Multi-Layer Coated Cobalt Drill Bit is available for immediate purchase, ideal for machining hard and tough materials in industrial and workshop settings.
