Best DEWALT Step Bits of 2026

Name: DEWALT DT5030-QZ Cobalt Step Drill Bit
Brand: DEWALT

Jennifer Fraser

Last Updated: 5 Feb 2026

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Step Bits by DEWALT are versatile and efficient tools designed for drilling large holes in various materials. These bits are ideal for electricians, plumbers, and HVAC professionals. With their unique stepped design, they allow users to drill multiple hole sizes with just one bit, eliminating the need for multiple tools. Made with high-quality materials, Step Bits provide long-lasting durability and exceptional performance. Whether you need to drill holes in metal, wood, or plastic, DEWALT Step Bits are a reliable choice for any job.

At a Glance: Our Top Picks

#TOP 1

DEWALT DT5030-QZ Cobalt Step Drill Bit

9.9

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#TOP 2

DeWalt DT5026-QZ Step Drill for Metal

9.8

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#TOP 3

DeWalt Step Drill 20-34MM DT5031-QZ for Professionals

9.6

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Top 6 DEWALT Step Bits

#TOP 1

DEWALT DT5030-QZ Cobalt Step Drill Bit

DEWALT
DT5030-QZ
Yellow

DEWALT DT5030-QZ - Broca cónica para metal Extreme Impact Ø 14-25mm

The DEWALT Step Drill Bit is designed to make enlarging drill holes quick and easy. With its tapping point, you can start drilling immediately without the need for pre-drilling, saving you time and effort. Its robust, one-piece construction ensures exceptional durability, making it suitable for heavy usage. This product is crafted for professionals who demand the highest quality tools, providing you with the reliability needed for demanding tasks.

9.9

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What We Like

Immediate drilling without pre-drilling
Extremely sturdy one-piece design
Durable for heavy usage
Designed for professional demands

#TOP 2

DeWalt DT5026-QZ Step Drill for Metal

DEWALT
DT5026-QZ
Yellow

DeWalt Dewalt DT5026-QZ 4mm to 12mm Hole Enlarger Step Drill 1/4 Hex Shank

The DeWalt Step Drill is designed for drilling and enlarging holes in various materials, including construction steel and plastics. Its optimised geometry allows you to penetrate materials faster, saving you time and effort on your projects. With a titanium coating, this drill offers up to twice the lifespan compared to traditional black oxide bits, ensuring durability and cost-effectiveness. It's suitable for thin-walled materials up to 3mm, making it versatile for different applications in metalwork.

9.8

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What We Like

Drills in metal easily
Optimised for faster penetration
Durable titanium coating
Versatile for various materials

#TOP 3

DeWalt Step Drill 20-34MM DT5031-QZ for Professionals

DEWALT
DT5031-QZ
Gold

DeWalt DEWALT DEWALT STEP DRILL 20-34MM DT5031-QZ

The DeWalt Step Drill DT5031-QZ is an essential accessory designed specifically for professionals who demand the best from their tools. Its robust and durable construction ensures that it can withstand rigorous use, making it ideal for heavy-duty tasks. You will appreciate its versatility, as it allows for precise drilling in a range of materials. Additionally, the thoughtful design caters to your needs, providing ease of use and efficiency in your projects.

9.6

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What We Like

Durable and robust design
Ideal for professional use
Versatile for various materials
Efficient and easy to use

#TOP 4

DEWALT Impact Ready Step Drill Bit Set

DEWALT
DWA1783IR
Multi
One Size

DEWALT Step Drill Bit, Impact Ready, 1/8-Inch-1/2-Inch (DWA1783IR)

The DEWALT Step Drill Bit is designed for efficiency and durability. Its titanium nitride coating ensures a longer lifespan, making it ideal for frequent use. The two flute spiral design enhances chip removal, allowing you to work more smoothly. With a split point tip, you can enjoy increased drilling speed, reducing the time spent on each project. Additionally, the laser engraved numbers improve visibility, helping you to quickly and accurately identify the sizes you need.

9.4

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What We Like

Long-lasting titanium coating
Efficient chip removal
Faster drilling speed
Easy size visibility

#TOP 5

DEWALT 3/16-Inch to 7/8-Inch Step Drill Bit

DEWALT
DWA1786IR

DEWALT Step Drill Bit, Impact Ready, 3/16-Inch-7/8-Inch (DWA1786IR)

The DEWALT Step Drill Bit is designed to enhance your drilling experience. Its titanium nitride coating not only prolongs the life of the bit but also improves chip removal, making your work more efficient. The split point tip accelerates drilling speed, allowing you to complete tasks quicker. Additionally, the laser-engraved numbers ensure that you can easily see the steps, enhancing visibility during use. Optimised for impact drivers, this drill bit offers the convenience of powerful performance.

9.2

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What We Like

Longer life and durability
Faster drilling speed
Improved visibility
Designed for impact drivers

#TOP 6

DeWalt DT90246 10-Inch Titanium Step Drill Bit

DEWALT
DT90246-QZ
Silver
3/8_pollice

DT90246 10 Diameter Titanium Coated Self Centering Step Drill Bit DeWalt

The DeWalt Step Drill Bit is a highly efficient tool designed for precision drilling. With a 10-inch diameter, it allows you to create clean, accurate holes in various materials. The titanium coating enhances durability, ensuring that the bit lasts longer and performs better. Additionally, its self-centering feature provides convenience, allowing you to drill with confidence as it stays aligned during use. This means you can achieve professional results with minimal effort and increased accuracy.

9.2

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What We Like

Durable titanium coating
Self-centering for accuracy
10-inch diameter for versatility
Efficient drilling performance

Editor's Notes

During our DEWALT step bit research, we found 9 DEWALT step bit products and shortlisted 6 quality products. We collected and analyzed 20,453 customer reviews through our big data system to write the DEWALT step bits list. We found that most customers choose DEWALT step bits with an average price of £31.81.

The DEWALT step bits are available for purchase. The top 6 picks range in price from a low of £20.00 to a high of £68.00, find the one that fits your budget.

Written by

Jennifer Fraser

Jennifer Fraser is a licensed contractor specializing in sales, maintenance, and kitchen, bathroom, and home appliances, tools, and utilities. She owns a store in Leeds where you can get any home and tool appliance. Jenny has a degree in literature, but she combines her knowledge and experience with her degree to publish DIY articles on solving home appliances issues to keep up the family enterprise.