Which materials is this Carat core bit suitable for?

It is designed for wet core drilling in concrete and hard stone materials using water cooling.

What machine connection does this core bit have?

It features a 5/4" UNC (1 1/4") female thread connection, ideal for powerful diamond drilling motors.

What are the exact dimensions of this drill bit?

It has a drilling diameter of 131 mm and a usable length of 420 mm.

Can this diamond bit be used for dry drilling?

No, this model is designed strictly for wet drilling with active water cooling.

How are the diamond segments attached to the barrel?

The diamond segments are laser-welded to prevent segment loss during heavy drilling.

CARAT EB13142020 Brilliant concrete drill 131 x 420mm 5/4" wet

Name: CARAT EB13142020 Brilliant concrete drill 131 x 420mm 5/4" wet
Brand: CARAT
SKU: 02757057
Price: 307.6 EUR
Availability: InStock

Supplier number: CARAT EB13142020 | EAN 8714452023051

Recommended Retail Price €423.50

307.60 tax incl.

€254.21 excl. VAT (incl. all environmental contributions)

On stock - immediately available | we have 1 products in stock.

Delivery by DHL

✆ Talk to a specialist

Accurate wet drilling in reinforced concrete

Practical benefits

Quick and stable starting: The specialized segment shape allows you to start drilling smoothly without wandering, delivering clean core holes in hard concrete.
Durable laser-welded diamond segments: Laser-welded segments withstand high stress without breaking off, so you can work continuously and safely under demanding conditions.
Deep reach for tough drilling: Featuring a 420 mm working length and a standard 1 1/4" UNC connection, you easily drill through thick walls and floors.

In a nutshell

The right choise for

With the Carat Brilliant core bit eb 131 x 420mm, you drill smoothly and cleanly through reinforced concrete and hard stone. Whether you are installing ventilation ducts or feeding large drainage pipes through concrete floors and walls, the 131 mm diameter and 420 mm working length deliver neat penetrations without edge breakout. The specialized segment shape ensures a quick and stable start without wandering. In addition, the laser-welded diamond segments withstand heavy stress, preventing segment loss during demanding wet drilling with continuous water cooling. Connect it to your diamond drilling motor using the standard 1 1/4" unc connection and get the job done safely and with full control.

Product information FAQ

€307.60

In stock - tax incl.

Key features according to our expert

Diameter: 131 mm
Length: 420 mm
Connection size (machine): 1 1/4"

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: 131 mm
Length: 420 mm
Connection size (machine): 1 1/4"

Brand CARAT
02757057
EAN 8714452023051
Supplier number CARAT EB13142020

Frequently asked questions about this product

Answered by specialists

Which materials is this Carat core bit suitable for?: It is designed for wet core drilling in concrete and hard stone materials using water cooling.
What machine connection does this core bit have?: It features a 5/4" UNC (1 1/4") female thread connection, ideal for powerful diamond drilling motors.
What are the exact dimensions of this drill bit?: It has a drilling diameter of 131 mm and a usable length of 420 mm.
Can this diamond bit be used for dry drilling?: No, this model is designed strictly for wet drilling with active water cooling.
How are the diamond segments attached to the barrel?: The diamond segments are laser-welded to prevent segment loss during heavy drilling.