Description
The Paragon TCB-CRN-3.5 threaded wet core-bit crown is the cutting end of Paragon’s modular extension-core system. Its 10 mm diamond segments provide productive wet drilling, while the threaded body connects to compatible caps and extension tubes for deeper holes.
- 3-1/2 in crown diameter
- 10 mm diamond segments
- Threaded modular construction
- Designed for wet core drilling
- Compatible with Paragon threaded core-bit caps and extensions of the same diameter
- Suitable for concrete and other compatible masonry applications


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