21/64" COBALT RED HELIX™ Drill Bit - Milwaukee Electric Tools

Specifications

• Manufacturer: Milwaukee Tool
• Model Number: 48-89-2318
• Product Name: 21/64" COBALT RED HELIX™ Drill Bit
• Bit Diameter: 21/64 inch
• Material: Cobalt Steel Alloy
• Weight: 0.09 lbs
• Dimensions: 6.75 x 1.87 x 0.37 inches

Key Features

• Cobalt Alloy Construction: Engineered with a robust cobalt steel alloy, providing enhanced heat resistance and extended bit life, particularly in demanding applications.
• RED HELIX™ Design: Features an aggressive RED HELIX™ flute that facilitates rapid chip ejection and minimizes heat buildup for faster, more efficient drilling.
• Precision 135° Split Point: Delivers accurate, walk-free starts and precise holes without the need for a pilot hole.
• Variable Helix™: Optimizes chip removal rates across the entire bit, reducing clogging and improving drilling speed through various materials.
• Enhanced Durability: Designed for superior strength and wear resistance, maintaining sharpness over time in tough materials.

Applications

The Milwaukee 21/64" COBALT RED HELIX™ Drill Bit is engineered for drilling through challenging materials across various professional and industrial settings.

• Hard Metal Drilling: Ideal for drilling into tough metals such as stainless steel, cast iron, high-strength alloys, and other abrasive materials.
• Metal Fabrication: Suitable for workshop use, metalworking, and fabricating operations where precise and durable holes are required.
• Maintenance & Repair: Essential for automotive repairs, machinery maintenance, and general repair tasks involving metal components.
• Industrial Use: Utilized in manufacturing environments for repeated, high-performance drilling tasks.

Benefits

• Extended Bit Life: The cobalt alloy and RED HELIX™ design significantly extend the lifespan of the drill bit, especially when working with abrasive and high-temperature materials, reducing replacement frequency.
• Faster Drilling Speeds: Optimized flute geometry and a precision tip allow for quicker penetration and efficient material removal, accelerating project completion.
• Superior Hole Accuracy: The 135° split point ensures immediate contact and prevents bit walking, delivering clean, precise holes from the first attempt.
• Reduced Heat Buildup: The innovative RED HELIX™ design actively dissipates heat, protecting both the drill bit and the workpiece, and maintaining material integrity.
• Versatile Performance: Effectively drills a wide range of materials, including hardened metals, providing a reliable solution for diverse drilling challenges.
• Increased Productivity: Experience less downtime changing bits and achieve faster, more consistent results, enhancing overall work efficiency.