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Most Wishlisted Chicagolatrobe 135° Heavy-duty Cobalt Screw Machine Drill, 1/4 In-e Tip Size, 1.375 Inches Flute Length, 2.5 Inches Oal, Straw Finish - 12 Per Pk - 50813 Massive 55% Savings [YiS2o3mq]

$25.99 $83.99 -69%

Chicagolatrobe 135° Heavy-Duty Drill BitsIntroducing the Chicagolatrobe 135° Heavy-Duty Cobalt Screw Machine Drill, a premium tool designed for professionals and enthusiasts alike. This drill bit is engineered for durability and performance, making i

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Most Wishlisted Chicagolatrobe 135° Heavy-duty Cobalt Screw Machine Drill, 1/4 In-e Tip Size, 1.375 Inches Flute Length, 2.5 Inches Oal, Straw Finish - 12 Per Pk - 50813 Massive 55% Savings [YiS2o3mq]

Chicagolatrobe 135° Heavy-Duty Drill Bits

Introducing the Chicagolatrobe 135° Heavy-Duty Cobalt Screw Machine Drill, a premium tool designed for professionals and enthusiasts alike. This drill bit is engineered for durability and performance, making it ideal for drilling through tougher materials both by hand or machine. With its heavy-duty geometry, it delivers exceptional strength and reliability, ensuring precise and efficient drilling every time.

Key Product Specifications

The Chicagolatrobe 135° Heavy-Duty Drill Bit boasts a range of impressive specifications that set it apart from other drills. Crafted from premium cobalt high-speed steel, it offers superior strength and heat resistance. The 1/4 in-E Tip Size and 2.5 Inches Oal provide the perfect balance between flexibility and rigidity, allowing for superior performance in a variety of applications. The 135° P3 split point design is self-centering, reducing thrust and easing penetration, while the shorter flute and overall length minimize deflection, ensuring accurate drilling even at heavy feed rates.

Practical Applications and Benefits

Whether you're a machinist, DIY enthusiast, or professional tradesperson, the Chicagolatrobe 135° Heavy-Duty Drill Bit is a versatile tool that can handle a wide range of tasks. Its straw finish and titanium nitride (TiN) coating provide durability and resistance to wear, while the alternate coatings available as stock modifications offer additional customization options. With 12 bits per package, you'll have a steady supply of these high-quality drills on hand for all your drilling needs. Invest in the Chicagolatrobe 135° Heavy-Duty Drill Bit and experience the difference in quality and performance that only a premium tool can deliver.

What Our Customers Say

January 17, 2026

Absolutely no complaints!

An excellent item. The quality is so very, so clear.

- Pwyll U..

January 17, 2026

Absolutely no complaints!

This is a very nice and a very, very quality product.

- Teyrnon L..

January 17, 2026

Absolutely no complaints!

I'm happy with my product and its entire, whole, great, great purchase.

- Mabon Z..

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