5/16 X 12 In. High-speed Black Oxide Drill Bit

The Master Mechanic 5/16" x 12-Inch High-Speed Black Oxide Drill Bit is designed for precision and durability. This extra length drill bit features a 135-degree point angle and four cutting edges that effectively eliminate walking, ensuring fast and accurate penetration into various materials. The black oxide tempering treatment significantly reduces frictional resistance, enhancing chip flow for a smoother drilling experience. This versatile drill bit is recommended for use on wood, plastic, wallboard, plywood, and soft metals such as aluminum, brass, and bronze. It can also be used occasionally on stainless steel and other hard metals, making it an essential tool for both professionals and DIY enthusiasts.

• High-Speed Steel: Crafted from high-speed steel for superior strength and longevity.
• 135 Point Angle: The 135-degree point angle allows for quick penetration and reduces the risk of walking.
• Four Cutting Edges: Equipped with four cutting edges to enhance cutting efficiency and speed.
• Extra Length: The 12-inch length provides added reach for deeper drilling applications.
• Versatile Use: Ideal for wood, plastic, wallboard, plywood, and soft metals; occasional use in stainless steel and other hard metals.

This drill bit is perfect for a variety of projects, whether you are working on home improvement tasks, crafting, or professional construction jobs. Its robust design and high-quality materials ensure that you can tackle any drilling challenge with confidence.