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Enjoy more drilling and less downtime with Harbor Freight step drill bits. Automatically deburr holes as you drill through metal, plastic, and wood.

NEIKO 10173A Step Drill Bit Set for Metal and Wood, 5 Piece SAE, Spiral Grooved for Faster Drilling, Step Bits with 50 Total Step Sizes, Titanium Coated Unibits

Drill multiple hole sizes using only one bit. These have steps with progressively larger diameters—the deeper they drill, the bigger the hole. Count the steps as you drill to achieve the proper size. These …

Made of high speed steel, these new step drill bits are durable and designed to drill through most metals. The black oxide finish prevents corrosion and has great capacity to work with drilling …

Step Drill Bit, Quick Release, Double Spiral Flute, 1/8 to 1/2-Inch Compare QRST03

Discover the 7 best step drill bits for sale in 2025. We review individual unibits and step drill bit sets to see which is best.

Step drill bits create perfectly round holes in a range of sizes without requiring multiple bits to be swapped out in the drill. These bits can also be used to enlarge and debur existing holes, and are …

Milwaukee Step Drill Bit is ideal for drilling large and small-diameter holes in steel and plastic material. Comes in black color family.

Find DEWALT step drill bits at Lowe's today. Shop step drill bits and a variety of tools products online at Lowes.com.