Which machines are compatible with this drill bit?

This hammer drill bit has an SDS-max shank and fits all hammer drills with an SDS-max chuck.

What are the dimensions and working depth of this bit?

It features a 25 mm diameter, an overall length of 920 mm, and a working length of 800 mm.

What materials can you drill with the DT9426-QZ?

It is engineered for drilling into masonry, concrete, reinforced concrete, natural stone, and artificial stone.

What is the benefit of the 4-cutter carbide head?

The 4-cutter head delivers clean, concentric holes, reduced vibration, and longer life in concrete.

Can this drill bit be used in an SDS-plus tool?

No, SDS-max shank accessories are not compatible with SDS-plus tool holders.

DEWALT DT9426-QZ SDS-Max drill bit EXTREME HM 25x800x920mm

Name: DEWALT DT9426-QZ SDS-Max drill bit EXTREME HM 25x800x920mm
Brand: DEWALT
SKU: 08071169
Price: 78.6 EUR
Availability: PreOrder

Supplier number: DEWALT DT9426-QZ | EAN 5035048059937

Recommended Retail Price €173.03

78.60 tax incl.

€64.96 excl. VAT (incl. all environmental contributions)

On order: delivered from 14/10/2026

Ordered before 20:00 - delivered as of 14/10/2026
Shipping costs €6.99 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.

High drilling performance with Dewalt

Practical benefits

Rapid removal of dust: The 4-cutter head design clears debris quickly so you drill through tough masonry without jamming.
Maximum impact energy transfer: A reinforced core channels striking power efficiently, allowing you to bore deep holes with ease.
Extended carbide durability: The solid carbide head resists heavy wear, ensuring you achieve clean and precise anchor holes.

In a nutshell

The right choise for

With the Dewalt DT9426-QZ SDS-Max hammer drill bit, you tackle deep and accurate through-hole drilling in concrete, reinforced concrete, and masonry. Offering an 800 mm working length and a 25 mm diameter, it allows you to drill through thick structures for pipes, cables, and conduit without requiring bit extensions. The solid 4-cutter carbide head and wide flutes clear dust rapidly, reduce vibration, and prevent jamming when encountering rebar. Thanks to the reinforced core, impact energy from your SDS-Max rotary hammer transfers directly and efficiently to the tip, keeping you productive and in control throughout demanding jobs.

Product information FAQ

€78.60

tax incl.

Key features according to our expert

Diameter: 25 mm
Drill bit type: Hammer drill bit
Overall length: 920 mm
Shank type: SDS-max
Material (drill bit): Carbide tip
Number of cutting edges: 4 ea
Cutting length: 800 mm
Product Range: Dewalt EXTREME

Product description

SDS-Max drill bit EXTREME HM 25x800x920mm

Features

4-fold spiral groove, the core of which has been retorted for greater durability, maximises fast removal of drill cuttings
Sturdy cutting head is flanked by two separate cutting tips that deliver fast and efficient drilling speed

All Features

Diameter: 25 mm
Drill bit type: Hammer drill bit
Overall length: 920 mm
Shank type: SDS-max
Material (drill bit): Carbide tip
Number of cutting edges: 4 ea
Cutting length: 800 mm
Thickness: Impact Bits
Weight: NO
Applications: Concrete
Length: 920,0 mm
Material: Carbide Grit
Diameter: 25,0 mm
Product type: 1,0
Max. cutting capacity at 45° [square profile]: SDS Max Fitment
Performance: Extreme
Working length: 800,0 mm
Product range: Dewalt EXTREME

Brand DEWALT
08071169
EAN 5035048059937
Supplier number DEWALT DT9426-QZ

Frequently asked questions about this product

Answered by specialists

Which machines are compatible with this drill bit?: This hammer drill bit has an SDS-max shank and fits all hammer drills with an SDS-max chuck.
What are the dimensions and working depth of this bit?: It features a 25 mm diameter, an overall length of 920 mm, and a working length of 800 mm.
What materials can you drill with the DT9426-QZ?: It is engineered for drilling into masonry, concrete, reinforced concrete, natural stone, and artificial stone.
What is the benefit of the 4-cutter carbide head?: The 4-cutter head delivers clean, concentric holes, reduced vibration, and longer life in concrete.
Can this drill bit be used in an SDS-plus tool?: No, SDS-max shank accessories are not compatible with SDS-plus tool holders.