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Compact Rushmore Usa 100063 1-1/4" Size, 1/2" Shank Diam., 82° M42 8% Cobalt Six Flute Countersink Special: 90% Discount [QnbGPqY6]

$29.99 $95.99 -69%

Rushmore USA 1-1/4" Countersink: High-Performance Tooling The Rushmore USA 100063 1-1/4" Size, 1/2" Shank Diam., 82° M42 8% Cobalt Six Flute Countersink is a premium tool designed for precision machining. This countersink excels in countersinking, ch

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Compact Rushmore Usa 100063 1-1/4" Size, 1/2" Shank Diam., 82° M42 8% Cobalt Six Flute Countersink Special: 90% Discount [QnbGPqY6]

Rushmore USA 1-1/4" Countersink: High-Performance Tooling

The Rushmore USA 100063 1-1/4" Size, 1/2" Shank Diam., 82° M42 8% Cobalt Six Flute Countersink is a premium tool designed for precision machining. This countersink excels in countersinking, chamfering, and deburring operations, offering unparalleled performance in a variety of materials. Constructed with M42 solid carbide and 8% Cobalt, it ensures durability and strength, making it a reliable choice for professionals in the industry.

Technical Specifications and Features

The Rushmore USA countersink features a 1-1/4" size, 1/2" shank diameter, and an 82° included angle, providing optimal cutting performance. Its M42 8% Cobalt material ensures superior hardness and resistance to wear, while the TiN coating enhances lubricity and extends tool life. With six flutes, this countersink minimizes chatter during operation, resulting in smoother and more precise cuts. Additionally, the tool is designed for both machine tools and portable equipment, offering versatility for various applications.

Applications and Benefits

The Rushmore USA 100063 countersink is ideal for use on a wide range of materials, including stainless steel, cast iron, plastics, and more. Its chatterless design and high-quality construction make it perfect for aerospace, medical, automotive, and production machining solutions. The TiN coating not only improves productivity but also extends the tool's lifespan, reducing maintenance costs. With Rushmore USA's commitment to quality and affordability, this countersink is a must-have for any professional seeking top-notch performance and reliability.

What Our Customers Say

January 22, 2026

Absolutely no complaints!

It’s an investment that I'm very, very glad I made.

- Diggory Y..

January 22, 2026

Absolutely no complaints!

It's a smart design that works beautifully well.

- Seren E..

January 22, 2026

Absolutely no complaints!

I’m impressed by the quality for this price.

- Caspian C..

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