ILOVETOOL Vacuum Brazed Diamond Router Bit 1/4 Inch Shank for Marble Granite Travertine Tile Stone – Bullnose Edge Profiling & Radius Finishing for Countertop Shower Curb
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- Professional diamond router bit for marble, granite, travertine, engineered stone, and tile – creates bullnose edge profile on countertops, shower curbs, and stone shelves.
- 1/4 inch shank fits standard drills and routers. R6 (6mm) bullnose radius produces smooth, consistent edge on natural and engineered stone.
- Vacuum brazed diamond construction for strong durability and long-lasting sharpness. Maintains cutting performance after repeated use on multiple tiles or stone slabs.
- For best results, use with water. Light water mist is recommended to cool the bit, reduce chipping, and extend tool life – especially on hard stone materials.
- Creates clean radius profile on stone edges. The finish can be easily refined with light sanding for a polished look.
Estimated shipping
Select a product to estimate shipping.Our brazed diamond router bit delivers clean, sharp bullnose edges for granite, marble and quartz countertops. This 1/4 inch shank diamond bit fits trim routers. Wet cutting recommended for cleaner stone edge profiling.
This R6 bullnose router bit creates smooth polished stone bullnose edges. It helps prevent edge chipping and rough surfaces while profiling granite, quartz and marble countertop for your stone fabrication projects.
Works With Trim Router
This 1/4 inch shank brazed diamond bullnose router bit comes with built-in bearing. Quick installation on most trim routers for stable stone edge profiling, great for DIY and stone fabricators.
R6 radius bullnose router bit with 1/4 inch standard shank. Works with granite, quartz, marble and natural stone. Wet cutting recommended to extend diamond grit life and achieve neat stone edges.
Specifications | R6 Bullnose Router Bit
Our brazed diamond bullnose router bit is perfect for stone profiling jobs. Use it for kitchen countertop, shower curb edge, stone wall shelf and tile edge refinishing on natural stone surfaces.
Can I use this bullnose router bit with a regular drill instead of a trim router?
Yes. This diamond bullnose router bit works with standard drills as well as trim routers. It holds up well for shaping tile and stone edges with proper operation.
What stone materials does this diamond router bit work on?
It works for granite, marble, quartz, travertine, engineered stone and porcelain tile. It is widely used for countertop, shower curb and stone shelf bullnose profiling.
Does this bit leave marks on the stone edge after cutting?
This R6 bullnose router bit roughs in the stone profile. Fine tool marks may remain after cutting, which can be sanded smooth with a stone file for a polished finish. Slow, multiple passes are recommended.
What radius edge will this diamond roundover router bit create?
This diamond roundover router bit creates clean R6 (6mm) bullnose edges for natural stone and tile. It is great for custom stone countertop edge projects.
Is water needed when using this diamond router bit for quartz countertops?
Light water mist is recommended when cutting quartz, granite, marble and engineered stone. It helps reduce chipping and extends the service life of the diamond grit.
Product details




| Main Specification | |
|---|---|
| Fremstiller | ILOVETOOL |
| Enhedstælling | 1 Antal |
| Cutting Diameter | 6.35 Millimeters |
| Mærke | ILOVETOOL |
| Antal elementer | 1 |
| Cut Type | Round-Over Cut |
| Varens diameter | 0,25 tommer |
| Materiale | Diamond |
| Størrelse | R6-6.35mm |
| Technical Details | |
| Delnummer | QHYJD-R6-6.35mm |
| Model | QHYJD-R6-6.35mm |
| Materialetype | Diamond |
| Number of Flutes | 2 |
| Others | |
| Produkttype | Edge Treatment & Grooving Bits |
| Størrelsesnavn | R6-6.35mm |








