The Irwin 4935643 12-Piece Black Oxide Hex Shank Drill Bit Set is built for both versatility and durability, making it an essential tool for professionals across a range of industries. The high-speed steel bits feature a 135° split-point tip, which minimizes bit walking and allows for fast and precise drilling, even on tough materials. The black oxide coating provides corrosion resistance, extending the life of the drill bits. The set comes equipped with a 1/4-inch hex shank, compatible with most Lock-n-Load quick-change extensions and drill chucks, ensuring seamless switching between bits for both stationary and portable drills. Whether you’re in automotive work, maintenance, repair, or general construction, this drill bit set is designed to meet your needs.

Irwin 12 PC Black Oxide Hex Shank Drill Bit Set At Glance

• 135° split-point tip: Allows for faster drilling with reduced walking on the surface.
• High-speed steel with black oxide coating: Provides excellent durability and corrosion resistance.
• 1/4-inch hex shank: Fits most quick-change systems and traditional drill chucks for convenience.
• Versatile compatibility: Works with both portable drills and stationary drill presses.
• Complete 12-piece set: Includes a range of sizes and a quick-change extension for various applications.

Markets

• Automotive: Perfect for precision drilling in metal and plastic components in vehicles.
• Maintenance and Repair: Reliable choice for general repairs, offering quick changes between drill sizes.
• Construction: Strong, corrosion-resistant bits that perform well in demanding environments.
• Metalworking: Excellent for drilling through metal surfaces with minimal wear and tear.
• Woodworking: Delivers clean, accurate holes in a variety of wood types.
• DIY Projects: A versatile set that’s perfect for home repair and improvement projects.
• Educational Institutions: Ideal for training future tradespeople in safe and effective drilling techniques.

This set is ideal for professionals who demand reliable performance across various tasks. The corrosion-resistant black oxide coating ensures that these drill bits hold up well in challenging environments, while the quick-change feature speeds up workflow. From automotive shops to on-site repair crews, these drill bits deliver consistent, hassle-free operation in both high and low-torque settings. With a wide range of sizes included, this set is versatile enough to handle most drilling tasks on metal, wood, and plastic.

Irwin 4935643 12 PC Black Oxide Hex Shank Drill Bit Set Features

• 135° split-point tip to start drilling quickly and minimize walking
• High-speed steel with a black oxide treatment to resist corroding
• 1/4-inch hex shank works in most Lock-n-Load quick-change extensions as well as most drill chucks
• Suitable applications include automotive, maintenance and repair, portable drills and stationary drill presses
• 12-piece set includes 1/16″, 5/64″, 3/32″, 7/64″, 1/8″ (2), 9/64″, 5/32″, 3/16″, 7/32″ and 1/4″ drill bits and a Lock-n-Load quick-change extension

Irwin 4935643 12 PC Black Oxide Hex Shank Drill Bit Set Includes

• (1) 1/16″ Drill Bit
• (1) 5/64″ Drill Bit
• (1) 3/32″ Drill Bit
• (1) 7/64″ Drill Bit
• (2) 1/8″ Drill Bits
• (1) 9/64″ Drill Bit
• (1) 5/32″ Drill Bit
• (1) 3/16″ Drill Bit
• (1) 7/32″ Drill Bit
• (1) 1/4″ Drill Bit
• (1) Lock-n-Load quick-change extension

Irwin 4935643 12 PC Black Oxide Hex Shank Drill Bit Set Specifications

• Material: High-speed steel with black oxide coating
• Shank Type: 1/4-inch hex
• Bit Sizes: 1/16″, 5/64″, 3/32″, 7/64″, 1/8″ (2), 9/64″, 5/32″, 3/16″, 7/32″, 1/4″
• Coating: Black oxide for corrosion resistance
• Included: Lock-n-Load quick-change extension

Why Customers Choose the Irwin 12 PC Black Oxide Hex Shank Drill Bit Set

The Irwin 12-Piece Black Oxide Hex Shank Drill Bit Set is a trusted, long-lasting option for tradespeople and DIYers alike. It offers precision, durability, and ease of use, helping you tackle a wide variety of drilling tasks. With a strong reputation in the industry, Irwin tools are known for standing up to the rigors of daily use, making this set a reliable choice for any tool kit.