Blue Spot Tools 10-Piece Cobalt Drill Bit Set 4mm

The Blue Spot Tools 10-Piece Cobalt Drill Bit Set (4mm) is engineered for professional-grade performance in demanding drilling applications. Manufactured from high-speed steel with 5% cobalt content, these drill bits deliver exceptional durability and heat resistance, making them ideal for continuous heavy-duty use.

The precision-ground flute design enhances drilling accuracy while reducing material fatigue. These versatile bits are suitable for drilling through various materials including iron, non-ferrous metals, plastic, steel, stainless steel and wood - providing reliable performance across multiple applications.

Key Features:

• High-speed steel construction with 5% cobalt content for extended tool life
• Precision ground flute for enhanced accuracy and chip removal
• 135° drill point angle for efficient penetration and reduced walking
• Manufactured to DIN 338 quality standards
• Comes with a protective storage tube for organisation and bit protection
• Compact set dimensions: 145mm x 35mm x 20mm
• Lightweight at just 62g for easy portability