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Frequently Asked Questions
They are suitable for ceramic tile, porcelain tile, marble, granite, and similar hard materials.
No, it is not recommended for drilling; it is designed mainly for enlarging, shaping, and reaming existing holes.
The diameters range from 20mm (4/5") to 35mm (1-3/8") with a workable length of 50mm and a total length of 65mm.
Yes, it has a 5/8-11 thread which fits most angle grinders designed for this thread size.
One size core bit combined with this finger bit can create different hole sizes, reducing the need to buy multiple bits.
Recommended Uses
- Enlarging existing holes in ceramic and porcelain tiles for plumbing or electrical installations.
- Shaping custom-sized holes in marble or granite countertops during kitchen renovations.
- Side grinding and smoothing edges of holes in stone or tile surfaces for a professional finish.
- Reaming out rough holes in ceramic or porcelain to ensure proper fit for fixtures.
- Modifying hole sizes in tiles to accommodate different pipe diameters or hardware mounts.
- Using with an angle grinder to efficiently shape and adjust holes in various hard surfaces during home improvement projects.










