Which hole diameters can you drill with this step drill bit?

The Dewalt DT5027-QZ allows you to drill step holes ranging from 6 mm to 18 mm.

Is this step drill bit suitable for impact drivers?

Yes, with its 6.35 mm (1/4") hex shank, it is designed for standard drills and impact drivers.

What is the benefit of the titanium coating?

The titanium coating increases wear and corrosion resistance, providing up to twice the tool life.

What is the maximum recommended material thickness?

The maximum recommended sheet material thickness for this bit is 3 mm.

DEWALT DT5027-QZ IMPACT metal step drill bit 6-18mm

Name: DEWALT DT5027-QZ IMPACT metal step drill bit 6-18mm
Brand: DEWALT
SKU: 02823926
Price: 45.4 EUR
Availability: InStock

Supplier number: DEWALT DT5027-QZ | EAN 5035048077283

Recommended Retail Price €100.19

45.40 tax incl.

€37.52 excl. VAT (incl. all environmental contributions)

On stock - immediately available | we have 2 products in stock.

Ordered before 20:00 - delivered as of 05/10/2026
Shipping costs €11.99 VAT included | Free shipping for orders over a total amount of 125 euros
Delivery by DHL

✆ Talk to a specialist

What does this mean exactly?

Free battery, delivered directly: spend a total of €350 excl. VAT on DeWALT products and receive a free XR 18V 5.0Ah battery worth €128.38. This is an exclusive Klium promotion: the battery is automatically added to your shopping cart and delivered together with your order.
Free work light, delivered after registration: if you also purchase a participating product from the DeWALT work light promotion, you will receive a free DeWALT work light, depending on the participating machine.
To receive your free work light, register your purchase after receiving your order via dewalt.be or dewalt.nl.
Klium free battery promotion: valid from 01.10.2026 to 31.12.2026.
DeWALT work light promotion: valid from 01.09.2026 to 31.12.2026.

During DeWALT Power Month, you can combine a free battery from Klium with a free work light from DeWALT.

Clean drilling with Dewalt

Practical benefits

Accurate starts without walking: The optimized point design grips sheet metal instantly, ensuring you drill precisely where intended without slipping.
Fast changes in drivers: The 6,35 mm hex shank lets you connect straight into impact drivers for fast accessory swaps on the job.
Burr-free finished holes: Precision-ground step edges expand holes from 6 mm to 18 mm smoothly while maintaining clean, round edges.

In a nutshell

The right choise for

With the Dewalt DT5027-QZ, you can drill, expand, and deburr holes from 6 mm to 18 mm in a single step. Eliminating the hassle of swapping between individual drill bits, its optimized tip grips the material instantly for accurate drilling without walking. Designed with a 6.35 mm (1/4") hex shank, it easily handles high torque in both rotary drills and impact drivers. It is suitable for structural steel, ferrous and non-ferrous metals, and plastics up to 3 mm thick. The tough titanium coating delivers excellent wear and corrosion resistance, ensuring a long service life during demanding fabrication and installation tasks.

Product information FAQ

€45.40

In stock - tax incl.

Key features according to our expert

Smallest diameter: 6 mm
Largest diameter: 18 mm
Shank size: 6,35 mm

Product description

IMPACT Metal step drill bit 6-18mm

Features

For drilling and enlarging holes in metal from 4mm to 34mm, suitable for structural steel, ferrous and non-ferrous metals, plastics and thin-walled materials up to 3mm
Optimised geometry helps to penetrate material faster, achieving accurate drilling without jamming
Titanium coating for increased wear resistance, corrosion resistance and up to 2x lifetime (versus black oxide)

All Features

Smallest diameter: 6 mm
Largest diameter: 18 mm
Shank size: 6,35 mm
Performance: Extreme
Thickness: Step Bits
Product type: 1,0
Material: Titanium
Length: Metal
Weight: NO

Brand DEWALT
02823926
EAN 5035048077283
Supplier number DEWALT DT5027-QZ

Frequently asked questions about this product

Answered by specialists

Which hole diameters can you drill with this step drill bit?: The Dewalt DT5027-QZ allows you to drill step holes ranging from 6 mm to 18 mm.
Is this step drill bit suitable for impact drivers?: Yes, with its 6.35 mm (1/4") hex shank, it is designed for standard drills and impact drivers.
Which materials can be drilled with the DT5027-QZ?: It is suitable for structural steel, ferrous and non-ferrous metals, and plastics up to 3 mm thick.
What is the benefit of the titanium coating?: The titanium coating increases wear and corrosion resistance, providing up to twice the tool life.
What is the maximum recommended material thickness?: The maximum recommended sheet material thickness for this bit is 3 mm.