10 Best Step Drill Bits 2025 in the United States

The Toolant Gigantic Step Drill Bit (Pro) is designed to cater to a wide range of drilling needs, providing versatility with its 15 step sizes that range from 1/4" to 2-1/2". This makes it suitable for drilling large holes without the need for multiple bits, saving time and effort. The high-speed steel (HSS) construction ensures durability and efficiency when working with various materials like metal, aluminum, plastic, and wood.

The NEIKO 10181A Step Drill Bit Set is a versatile tool designed for drilling clean and precise holes in materials like plastic, aluminum, wood, copper, stainless steel, and other types of sheet metal. Made from high-speed steel with a titanium nitride coating, these step drill bits offer durability and strength, ensuring they can handle tough drilling tasks without wearing out quickly. The set includes three bits that together provide 31 different step sizes, making it suitable for a wide range of applications.

The Milwaukee 48-89-9224 Step Bit 6-Piece Set is designed for users who need a variety of sizes to tackle different drilling tasks. This set includes six bits, ranging from #1 to #9, making it versatile for various applications. One of its standout features is its durability, thanks to the alloy steel construction, which offers long-lasting performance even in tough materials. The black oxide finish adds further protection against corrosion, enhancing the lifespan of the bits.