Drill America
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Drill America 18.50mm Reduced Shank Cobalt Drill Bit with 1/2 Shank, D/AMMCO Series
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Drill America 18.50mm Reduced Shank Cobalt Drill Bit with 1/2 Shank, D/AMMCO Series
Ideal for drilling in tough, high tensile strength materials.
Drill America 18.50mm Reduced Shank Cobalt Drill Bit with 1/2" Shank, D/AMMCO Series
Item #: 120822732

Drill America 18.50mm Reduced Shank Cobalt Drill Bit with 1/2" Shank, D/AMMCO Series

99% of respondents would recommend this to a friend

Item #: 120822732

AUD 73

Price Details

Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )

*All items will import from US

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Order now and get it around Sunday, September 27
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Ideal for drilling in tough, high tensile strength materials.
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What Stands Out

High Cobalt Steel
Made from premium cobalt steel, this drill bit offers exceptional durability and heat resistance, ensuring longer tool life and performance in tough materials.
Reduced Shank Design
The reduced shank allows for use in standard drill chucks, providing versatility and convenience while maintaining precision drilling up to 18.50mm.
Precision Engineering
Engineered for accurate drilling, this bit minimizes vibrations and enhances control, making it suitable for professional use and ensuring clean, accurate holes.

Product Details

Shop Drill America 18.50mm Reduced Shank Cobalt Drill Bit with 1/2 Shank, D/AMMCO Series online at a best price in Kiribati. B0BTTQ7TGN

Who Should Buy?

Suitable For
  • Professional Metalworkers

    Ideal for those who regularly drill hard materials, offering durability and precision in high-performance tasks.

  • Heavy-Duty Applications

    Perfect for industrial settings where strong, reliable drill bits are essential for creating larger holes efficiently.

  • Heavy Machinery Maintenance

    Beneficial for maintenance personnel needing to drill precise holes in machinery parts made from tough alloys.

Not Suitable For
  • Home DIYers

    Casual users may find this drill bit too specialized for typical home projects that require standard bits.

Product Description

Drill America 18.50mm Reduced Shank Cobalt Drill Bit with 1/2" Shank, D/AMMCO Series

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Customer Questions & Answers

  • Question: What is the material composition of the Drill America 18.50mm Reduced Shank Cobalt Drill Bit?

    Answer: The Drill America 18.50mm Reduced Shank Cobalt Drill Bit is crafted from high-speed steel with a cobalt blend. This composition provides superior heat and wear resistance, making it ideal for drilling in tough materials like stainless steel, titanium, and other hard alloys. The cobalt content enhances the bit's durability, allowing it to retain sharpness even under high-stress conditions, resulting in cleaner and more precise holes.
  • Question: What are the primary uses of the Drill America 18.50mm Reduced Shank Cobalt Drill Bit?

    Answer: The Drill America 18.50mm Reduced Shank Cobalt Drill Bit is perfect for metalworking, particularly when drilling through tough materials such as stainless steel and hardened metals. It is also suitable for applications like automotive repairs, fabrication projects, and industrial settings where precision is key. Its reduced shank design allows compatibility with various drill chucks, enhancing versatility.
  • Question: Why should I choose a reduced shank drill bit over a standard drill bit?

    Answer: Reduced shank drill bits, like this Drill America model, are advantageous because they can fit into smaller chucks while still providing a larger cutting diameter. This flexibility allows users to drill larger holes without needing a more powerful drill, making them ideal for tasks requiring precise drilling in tight spaces or smaller drill presses.
  • Question: Can the Drill America cobalt drill bit be used for wood or plastic?

    Answer: While the Drill America cobalt drill bit excels in metal materials, it can technically be used on wood and plastic surfaces as well. However, for optimal results, using bits specifically designed for wood, such as brad point bits, is recommended. Cobalt bits may create rougher holes in softer materials, so it's best suited for tougher applications.
  • Question: What is the shank length of the Drill America cobalt drill bit?

    Answer: The Drill America 18.50mm Reduced Shank Cobalt Drill Bit features a shank diameter of 12mm. This is designed for secure fastening in various chuck types, ensuring stability during drilling. The robust construction minimizes slippage, which is essential for achieving accuracy in drilling tasks, especially in harder materials.
  • Question: How do I maintain my Drill America cobalt drill bit?

    Answer: To maintain your Drill America cobalt drill bit, keep it clean after use by removing any debris. Regularly inspect for wear or damage, and store it in a protective case to prevent dulling. For added longevity, ensure you use cutting fluid when drilling metals to reduce heat buildup, which can degrade the bit's performance over time.
  • Question: Is the Drill America cobalt drill bit suitable for high-speed drilling?

    Answer: Yes, the Drill America 18.50mm Reduced Shank Cobalt Drill Bit is specifically designed for high-speed drilling applications. Its cobalt construction allows it to withstand higher temperatures and pressures than standard bits, making it ideal for repetitive drilling tasks in industrial environments or when using powerful drilling machines.
  • Question: What drill sizes are compatible with the reduced shank?

    Answer: The reduced shank design of the Drill America cobalt drill bit allows it to fit into drill chucks that accommodate a standard 12mm size. This compatibility makes it versatile for a variety of drills, including portable handheld drills and stationary drill presses. Thus, you can use it across multiple projects without needing specialized equipment.
  • Question: What is the performance difference between cobalt and standard high-speed steel drill bits?

    Answer: Cobalt drill bits like the Drill America model outperform standard high-speed steel drill bits in terms of heat resistance and longevity. The cobalt alloy maintains its strength at higher temperatures, reducing the chance of blunting or breaking during heavy-duty tasks in hard metals. Consequently, for projects involving tough materials, cobalt bits lead to more efficient and cleaner drilling.
  • Question: Where can I buy the Drill America 18.50mm Reduced Shank Cobalt Drill Bit in Kiribati?

    Answer: You can purchase the Drill America 18.50mm Reduced Shank Cobalt Drill Bit from Ubuy in Kiribati. Ubuy offers a convenient platform for sourcing this high-quality drill bit, ensuring you have access to reliable tools that enhance your drilling tasks.

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Pros

  • High-quality cobalt material
  • Durable and long-lasting
  • Precise drilling performance
  • Reduced shank for versatility
  • Ideal for tough materials

Cons

  • May be pricier than regular bits.

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“Great products and very good service: very easy and very fast international delivery.”

9 September 2026 · via Trustpilot
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“Wonderful online shopping experience, smooth transaction from the start. Payment method works conveniently and delivery is unexpectedly fast and reliable. You go the extra mile for service. What makes this even more amazing, you deliver to Namibia. I will remain a happy Ubuy customer and will increase my purchases for sure! Thank you!”

10 September 2026 · via Trustpilot
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“Very easy to find the products what you need, and so fast delivery, that’s why I highly recommended to others costumers to used ubuy.”

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“I received exactly what I ordered I was skeptical about your site because that was my first time to order. But the order came timely and neatly packaged. I was not disappointed. Thank you.”

11 September 2026 · via Trustpilot
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“Easy to find and order what you want on the website. Delivery is quick to the UK”

8 September 2026 · via Trustpilot
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Important information

  • Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
  • Not all the products listed on Ubuy are for sale, as Ubuy is a global search engine. Products are subject to export/trade regulations.

AUD 73

Order now and get it around Sunday, September 27

QTY:

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Our Top Logistics Partners
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Fastest cross-border delivery

Features & Benefits

  • Made from heat-resistant cobalt for durability.
  • Features a heavy-duty 135° split point for precision.
  • Minimal adjustment required, streamlining tool changes.
  • Excellent concentricity between shank and body for stability.
  • Expands drilling capacity for portable drill chucks.
  • Perfect for cutting harder metals like stainless steel.

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