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A Munster Core Drilling operator in hi-vis up a ladder, running a diamond core drill horizontally through the eaves of a house

Diamond core
drilling across
Kerry and Munster

Clean round holes through reinforced concrete, block, brick and stone. From a 25mm pipe penetration to a 1,200mm opening, wet or dry, at whatever angle the job sits.

Ground out
with diamond

Diamond core drilling uses a hollow bit set with industrial diamonds. The bit spins and grinds its way through, so it cuts straight past rebar and mesh that would stop a percussion drill dead. The hole comes out round, square to the face and the right size first time, which is why the trades after us can sleeve and seal straight into it.

Because there is no hammer action, the wall is not shaken while we work, so it suits renovations, occupied buildings and anywhere a crack in the plaster would be a problem. We run rig-mounted Weka core machines and carry bits from 25mm to 1,200mm on the job, wet for the rough stuff and dry where the room is finished.

An operator up a stepladder core drilling through a house archway, with cut core barrels and a hammer drill on the ground

The numbers that
matter on site

25to 1,200mm
Core diameter range
Wet + Dry
To suit the room and the slab
Any Angle
Down, across or overhead
Free
Quote on your holes

The holes we get
asked for most

Round holes for the trades

Soil and waste pipes, supply lines, electrical and ducting, plus core samples for testing. A clean round bore the plumber or sparks can sleeve straight into, so nobody is breaking out and making good afterwards.

Vents and extraction

Cooker hoods, tumble dryers, wood-burning-stove flues and radon vents, cored through block or render and finished neat on both faces. No cracked plaster around the hole.

Set out and checked first

We mark the centre, check for rebar and buried services where we can, and anchor the rig so the bore stays true. Less guesswork means we hit the line and stay off the cables.

Slurry and dust kept down

Wet coring catches the slurry as it runs; dry coring pulls the dust at the bit for indoor work. Cores and waste leave with us and the area gets a sweep before we go.

Coring, off
the tools

A few diamond and core jobs from the van, photographed on site as we left them.

A hi-vis operator with a rig mounted diamond core machine beside several clean cored holes through a concrete floor on an interior job
Floor cores, interior fit out
Two clean cored holes through an interior concrete floor with red and blue setting out marks sprayed around them
Set out and cored to the mark
A clean cored vent hole through a rendered external wall with the vent mesh visible behind it
Vent core, rendered wall
A red diamond rig anchored to a vertical track rail against a concrete wall, with water feed and power cabling running to it
Rig anchored to a track

Diamond drilling, answered

The questions the crew gets asked most on this kind of job. Anything not covered here, call and we will talk it through.

Get a quote
Reinforced concrete, block, brick and natural stone. The diamond bit grinds straight through rebar and mesh, so heavy reinforcement does not stop the core the way it stops a percussion bit.
Anywhere from a 25mm pipe penetration up to a 1,200mm opening, with a full range of core bits carried on the job. If your hole sits between two common sizes, we bring the bit that suits it.
Yes. The rig anchors to the floor, wall or soffit, so we can core straight down, horizontally through a wall, or up into a slab overhead. The stand keeps the bore square wherever it is set.
Wet coring runs water to the bit and we collect the slurry as it comes off. For finished interiors we core dry and draw the dust off at the bit instead. Either way the cores and waste go with us.
We are based in Ballyduff, near Tralee in Co. Kerry, and cover Kerry, Cork, Limerick, Clare, Tipperary and Waterford as standard. For larger jobs we travel across the rest of Ireland.

Get your free
quote today

Send us the details of your project and we'll come back with a fixed-price quote. No obligation.