Which materials is this diamond core drill bit suitable for?

It is designed for drilling into reinforced concrete and hard to very hard (natural) stone.

What connection type does this Carat drill bit have?

The drill bit features a 1/2" G connection, suitable for handheld core drilling machines.

Do you need to use water cooling with this bit?

Yes, this is a wet drill bit designed strictly for use with water cooling to prevent overheating.

What are the dimensions of this concrete drill bit?

It has a drilling diameter of 18 mm and a total length of 300 mm.

How are the diamond segments attached?

The TT segments are laser-welded onto the steel barrel for maximum bond strength.

CARAT EB01830010 Brilliant concrete drill 18 x 300mm 1/2" wet

Name: CARAT EB01830010 Brilliant concrete drill 18 x 300mm 1/2" wet
Brand: CARAT
SKU: 02756996
Price: 87.8 EUR
Availability: PreOrder

Supplier number: CARAT EB01830010 | EAN 8714452022603

Recommended Retail Price €121.00

87.80 tax incl.

€72.56 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
Delivered from Belgium

✆ Talk to a specialist

Efficient wet drilling through reinforced concrete

Practical benefits

Laser welded diamond segments: The laser welded construction of this Carat core bit ensures you drill safely with maximum resistance against segment loss.
Fast and accurate centering: Specially profiled TT segments help you start drilling immediately on dense stone without slipping across the work surface.
Deep reach for installations: A working length of 300 mm combined with a 1/2" G fitting lets you easily create neat technical wall penetrations.

In a nutshell

The right choise for

With the Carat EB01830010 Brilliant diamond core drill bit, you drill clean and precise holes through reinforced concrete and hard stone. Its laser-welded tt segments deliver immediate grip on hard surfaces, preventing slipping and ensuring an accurate start without cracking the surrounding material. Designed strictly for wet drilling, water cooling keeps the cutting segments protected and flushes slurry away efficiently to extend the bit's service life. Featuring an 18 mm diameter, a 300 mm length, and a standard 1/2" g connection, it is the dependable choice for neat cable, pipe, and anchor penetrations.

Product information FAQ

€87.80

tax incl.

Key features according to our expert

Diameter: 18 mm
Length: 300 mm
Connection size (machine): 1/2"

Product description:

Diamond drill Laser Brilliant for use with water cooling in concrete and hard stone types.
Equipped with TT segments; for easy and quick starting.
Laser welded, thus 100% guarantee against weld breakage.

All Features

Diameter: 18 mm
Length: 300 mm
Connection size (machine): 1/2"

Brand CARAT
02756996
EAN 8714452022603
Supplier number CARAT EB01830010

Frequently asked questions about this product

Answered by specialists

Which materials is this diamond core drill bit suitable for?: It is designed for drilling into reinforced concrete and hard to very hard (natural) stone.
What connection type does this Carat drill bit have?: The drill bit features a 1/2" G connection, suitable for handheld core drilling machines.
Do you need to use water cooling with this bit?: Yes, this is a wet drill bit designed strictly for use with water cooling to prevent overheating.
What are the dimensions of this concrete drill bit?: It has a drilling diameter of 18 mm and a total length of 300 mm.
How are the diamond segments attached?: The TT segments are laser-welded onto the steel barrel for maximum bond strength.