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By Marcrist InternationalCore Bits
The Marcrist WCU550 is a wet diamond core drill bit for building materials, natural stone and soft to medium concrete in 42mm to 225mm, on a 450mm barrel. Choose it for wet core drilling in stone and softer concrete, started by its rooftop segment design.
The Marcrist WCU550 Universal Diamond Core Drill Bit is designed for the ultimate drilling performance. With its dynamically balanced construction and titanium-coated diamond segments, this tool ensures precision, speed, and a long lifespan. Whether you're working with natural stone, reinforced concrete, or other building materials, this diamond core bit is built to handle the toughest jobs.
Engineered for longevity and precision, it is the perfect tool for those who need a reliable, high-performance core drill bit. Whether you are a contractor or a serious DIYer, this drill bit is built to handle heavy-duty tasks while delivering a clean and fast drilling experience.

Speed/Life Rating: A-A
Application: Wet
This is a wet bit - for dry drilling see the DCU750X. Browse all diamond core drill bits, the machines that drive them, and adapters if your thread differs.
| Application | Wet |
|---|---|
| Diameters | 42, 52, 62, 72, 82, 92, 102, 112, 122, 132, 142, 152, 162, 182, 200, 225mm (16 sizes) |
| Materials | Building materials, natural stone, soft to medium concrete |
Adaptors, extensions and consumables that go with this tool.
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