Marcrist International

Marcrist CCU850X Diamond Core Drill Bits for Reinforced Concrete

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By Marcrist InternationalCore Bits

Description

Precision Power Drilling with the CCU850X - The Ultimate Diamond Core Bit for Masonry & Concrete

Unleash top-tier drilling power with the CCU850X - a premium core drill bit, ideal for professional and DIY use. As part of the Marcrist core bits family, this diamond core bit is built for dry, hand-held drilling across a vast range of materials. Whether you're tackling brick, concrete, stone, or blockwork, this is a bit UK trades trust.

Developed using world-leading diamond coring technology in the UK, the CCU850X offers supreme performance. With a ½″ BSP (F) connection, this masonry core drill bit stands out as a go-to choice. Designed for dry drilling, it saves you time and hassle, drilling clean, dust-free holes with Marcrist's dust swivel.

Features & Benefits

  • One core drills everything, however hard - slices through granite, reinforced concrete, brick, and more.
  • Very long life on dry use, meaning fewer replacements and lower costs per hole.
  • Ideally suited for Marcrist or Hilti dry drilling machines, enhancing compatibility across popular setups.
  • Drills dust free using Marcrist's dust swivel - ideal for indoor jobs.
  • Built tough: tension-steel core and dynamically balanced for smooth, precise drilling.
  • Available from 32 mm up to 150 mm for bigger jobs.

Who It's For

  • Electricians, plumbers, HVAC installers, and builders dealing with masonry core drilling tasks.
  • Ideal for anyone needing long-lasting concrete core drill bits indoors or outdoors.

Speed_Life_Rating_AA-AAA_black

Speed/Life Rating: A+-A++
Application: Wet / Dry

Running a Hilti machine? Our core drilling adapters convert the fitting so you are not tied to OEM cores. Popular with electricians and plumbers. Browse all diamond core drill bits.

Suitable for these materials

  • Cast Concrete
  • Block Pavers
  • Breeze blocks
  • Class B Engineering Bricks
  • Class A Engineering Bricks
  • Concrete Pipes
  • Concrete
  • Concrete Roof Tiles
  • Dry Wall
  • Facing Bricks
  • Granite
  • indian Stone
  • Masonry
  • Natural Stone
  • Plasterboard
  • Prestressed Concrete
  • Reinforced Concrete
  • Sandstone
  • Sandwich Materials
  • Screed

Use with these machines

  • Diamond Core Drill
  • Drilling Machine

You will also need

Adaptors, extensions and consumables that go with this tool.

£76.96

Frequently asked questions

Can this be used dry on concrete?
Yes! The CCU850X is a premium dry drilling diamond core bit diamond-engineered for dry use with long-life and dust control features.
What sizes are available?
You can get it in a 32 mm core drill bit for standard jobs or opt for the 150 mm core bit for larger bore requirements.
Is it compatible with my drill machine?
Absolutely. It’s perfect for Marcrist and Hilti dry drilling machines, and with common ½″ BSP adapters, works with most hand-held core drills.
Is it really among the best core bits UK?
Yes! The CCU850X is widely regarded as a top-tier concrete core drill bit, combining high performance, durability, and dust-reduction for serious drilling projects.

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