Core Drill Bits

Core drill bits are heavy-duty, hollow-centred cutting accessories designed to bore large-diameter holes through masonry, brick, blockwork, and concrete.

Diamond core drill bits feature industrial diamond grit embedded in the cutting edge - allowing you to grind cleanly through hard stone and brickwork without shattering the substrate. Meanwhile, Tungsten carbide-tipped (TCT) core bits tackle tough building materials - letting you create precise openings for waste pipes, boiler flues, and extractor fan ventilation.

The hollow cylindrical design removes a solid core of material rather than pulverising the entire hole, reducing friction and significantly increasing your drilling speed. Slotted dry core bits allow dust to escape during operation - keeping the cutting path clear when working indoors.

Complete your setup with reliable diamond core drill sets and accessories from trusted brands like Mexco, Toolpak, and Spectrum.

Mexco Mexco / Mexco Diamond Core Drill Adaptor SDS Plus 80mm
( 33 )

£5.98

ex. VAT £4.98 Each

Toolpak Toolpak / Diamond Core Drill Extension Bar 200mm
( 45 )

£10.78

ex. VAT £8.98 Each

Toolpak Toolpak / TCT Core Drill Bit 40mm
( 85 )

Product code: 59869

TCT Core Drill Bit 40mm

£4.98

ex. VAT £4.15 Each

Mexco Mexco / Mexco Premium Slotted Dry Extra Long Diamond Core Drill Bit 32 x 400mm
( 18 )

£29.99

ex. VAT £24.99 Each

Mexco Mexco / Mexco Professional Slotted Dry Diamond Core Drill Bit 65 x 165mm
( 43 )

£45.99

ex. VAT £38.32 Each

Mexco Mexco / Mexco Premium Dry Diamond Core Drill Bit Kit 5 Core
( 15 )

£137.99

ex. VAT £114.99 Each

Mexco Mexco / Mexco Diamond Core A Taper Pilot Drill 10 x 465mm
( 17 )

£9.98

ex. VAT £8.32 Each

Mexco Mexco / Mexco Diamond Core Drill Extension Bar 460mm

£34.99

ex. VAT £29.16 Each

Mexco Mexco / Mexco Diamond Core A Taper Pilot Drill 10 x 175mm
( 27 )

£6.98

ex. VAT £5.82 Each

Spectrum Spectrum / OX Spectrum Pro Dry Core Drill Bit Case MS5
( 2 )

£168.99

ex. VAT £140.82 5 Piece

Bosch Bosch / Bosch Adapter for Core Cutter SDS Plus , G 1/2"

£39.99

ex. VAT £33.32 Each

Mexco Mexco / Mexco Premium Slotted Dry Extra Long Diamond Core Drill Bit 22 x 400mm
( 19 )

£25.49

ex. VAT £21.24 Each

Mexco Mexco / Mexco Professional Slotted Dry Diamond Core Drill Bit 52 x 165mm
( 43 )

£39.99

ex. VAT £33.32 Each

Mexco Mexco / Mexco Drift Key
( 3 )

Product code: 58037

Mexco Drift Key

£2.98

ex. VAT £2.48 Each

Mexco Mexco / Mexco Diamond Core Drill Hex Adaptor Pack 250mm

£18.98

ex. VAT £15.82 Each

Bosch Bosch / Bosch Diamond Dry Core Drill Cutter 38 x 150mm

£49.99

ex. VAT £41.66 Each

Bosch Bosch / Bosch Diamond Dry Core Drill Cutter 48 x 150mm

£54.99

ex. VAT £45.82 Each

Milwaukee Milwaukee / Milwaukee Diamond Max™ Wet Drill Bit Set 6mm

£69.98

ex. VAT £58.32 5 Pack

Mexco Mexco / Mexco Professional Laser Welded Diamond Core Drill Kit

£124.99

ex. VAT £104.16 11 Piece

Bosch Bosch / Bosch G 1/2" Core Cutter Extension 300mm

£99.99

ex. VAT £83.32 Each

Bosch Bosch / Bosch Diamond Dry Core Cutter Set 11 Piece

£189.99

ex. VAT £158.32 11 Piece

Milwaukee Milwaukee / Milwaukee Diamond Max™ Wet Drill Bit Set 6-10mm

£69.98

ex. VAT £58.32 5 Piece

Mexco Mexco / Mexco Diamond Core Drill Adaptor Hex Shank 80mm
( 15 )

£4.78

ex. VAT £3.98 Each

Bosch Bosch / Bosch Diamond Dry Core Drill Cutter 117 x 150mm

£79.99

ex. VAT £66.66 Each