Which materials is this hammer drill bit suitable for?

It is designed for drilling in masonry, stone, and concrete using an SDS-plus hammer drill.

What is the maximum drilling depth?

The bit has a total length of 350 mm and a usable working length of 300 mm.

Does this bit fit any standard SDS-plus machine?

Yes, the standard SDS-plus shank fits all conventional SDS-plus rotary hammer drills.

How many cutters does the drill head feature?

It features 2 cutters with a carbide tip for fast penetration and extended durability.

DEWALT DT9556-QZ SDS-Plus EXTREME 2 drill bit 12x300x350mm

Name: DEWALT DT9556-QZ SDS-Plus EXTREME 2 drill bit 12x300x350mm
Brand: DEWALT
SKU: 02506073
Price: 7.95 EUR
Availability: PreOrder

Supplier number: DEWALT DT9556-QZ | EAN 5035048055311

Recommended Retail Price €17.67

7.95 tax incl.

€6.57 excl. VAT (incl. all environmental contributions)

On order: delivered from 11/11/2026

Ordered before 20:00 - delivered as of 11/11/2026
Shipping costs €11.99 VAT included | Free shipping for orders over a total amount of 125 euros
Delivery by DHL
Delivered from Belgium

✆ 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.

Deep and reliable drilling with Dewalt

Practical benefits

Fast and precise hole drilling: The durable carbide cutting tips allow you to power smoothly through masonry, stone, and concrete.
Optimal hammer power transmission: The SDS-plus shank locks firmly into your rotary hammer, ensuring direct impact transfer without slipping.
Heavy-duty hardened steel body: The reinforced core construction significantly reduces breakage risks during demanding, deep drilling tasks.

In a nutshell

The right choise for

With the Dewalt DT9556-QZ hammer drill bit, you drive fast and accurately through concrete, stone, and masonry. Equipped with a 2-cutter carbide tip, it smoothly penetrates tough materials, while the 300 mm working length and 350 mm total length give you the reach needed for deep anchor holes and conduit pass-throughs. The SDS-plus shank secures firmly into your rotary hammer for direct impact transfer without slipping. Built with a hardened steel body, this durable bit resists breakage during demanding drilling tasks.

Product information FAQ

€7.95

tax incl.

Key features according to our expert

Diameter: 12 mm
Drill bit type: Hammer drill bit
Overall length: 350 mm
Shank type: SDS-plus
Material (drill bit): Carbide tip
Number of cutting edges: 2
Cutting length: 300 mm
Product Range: Dewalt EXTREME

Product description

SDS-Plus drill bit EXTREME 2 12x300x350mm

Features

Suitable for fast drilling of plug, anchor or passage holes in masonry, stone, concrete and brickwork
Optimised mounting shank ensures perfect grip and optimum power transmission, with a hardened steel body for extra strength and less breakage
Sturdy cutting head is flanked by two separate cutting tips that deliver fast and efficient drilling speed

All Features

Diameter: 12 mm
Drill bit type: Hammer drill bit
Overall length: 350 mm
Shank type: SDS-plus
Material (drill bit): Carbide tip
Number of cutting edges: 2
Cutting length: 300 mm
Thickness: Impact Bits
Weight: NO
Applications: Concrete
Length: 350,0 mm
Material: Carbide Grit
Diameter: 12,0 mm
Product type: 1,0
Max. cutting capacity at 45° [square profile]: SDS Plus Fitment
Performance: Extreme
Working length: 300,0 mm
Product range: Dewalt EXTREME

Brand DEWALT
02506073
EAN 5035048055311
Supplier number DEWALT DT9556-QZ

Frequently asked questions about this product

Answered by specialists

Which materials is this hammer drill bit suitable for?: It is designed for drilling in masonry, stone, and concrete using an SDS-plus hammer drill.
What is the maximum drilling depth?: The bit has a total length of 350 mm and a usable working length of 300 mm.
Does this bit fit any standard SDS-plus machine?: Yes, the standard SDS-plus shank fits all conventional SDS-plus rotary hammer drills.
How many cutters does the drill head feature?: It features 2 cutters with a carbide tip for fast penetration and extended durability.