FBTU08RT Ultra Micro Incremental Diamond Bit
FBTU08RT is an 8 mm Ultra Micro Incremental Diamond Bit with a reverse thread fitting, designed for sink cutouts, tight corner milling, and fine shaping on materials like porcelain, ultra-compact surfaces, granite, and engineered stone. It is typically used on CNC sink cut-out machines and similar high-precision stone working equipment.
Cyclone Ultra Micro Incremental Reverse Thread 1/2 gas 8mm x 15mm polishing pad designed for fast, smooth stone finishing. Ideal for granite, marble, and engineered stone surfaces. Delivers reliable performance with angle grinders or air polishers.
Key Features
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Micro incremental design enables precise, clean cuts in tight spaces on hard surfaces.
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Reverse thread (1/2″ gas) fitting provides secure mounting on compatible CNC or handheld equipment.
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Medium bond with diamond makeup balances cutting speed with durability.
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Ideal for porcelain, engineered stone, ultra compact surfaces, and granite.
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Works best in wet cutting applications for improved performance and tool life.
Specifications
| Specification | Detail |
|---|---|
| SKU / Model | FBTU08RT |
| Product Type | Ultra Micro Incremental Diamond Bit |
| Diameter | 8 mm |
| Usable Length | 15 mm |
| Thread / Fitting | 1/2″ gas (reverse thread) |
| Bond Type | Medium diamond bond |
| Typical Max RPM | ~4,200 |
| Primary Use | CNC milling / sink cut-outs and fine edge shaping |
| Compatible Materials | Porcelain, ultra compact, engineered stone, granite |
| Best Operating Method | Wet cutting |
Item Specifications
| ITEM # | DIAMETER | USABLE LENGTH | FITTING | BOND | RPM |
|---|---|---|---|---|---|
| FBTU2020 | 20 mm | 20 mm | M12 | Medium | 4,200 |
| FBTU20RT | 20 mm | 20 mm | M12 reversed | Medium | 4,200 |
Micro Incremental Bits
| ITEM # | DIAMETER | USABLE LENGTH | FITTING | BOND | RPM |
|---|---|---|---|---|---|
| FBTU08RT | 8 mm | 15 mm | 1/2 gas reversed | Medium | 4,200 |
| FBTU10RT | 10 mm | 15 mm | 1/2 gas reversed | Medium | 4,200 |
| FBTU0815 | 8 mm | 15 mm | 1/2 gas | Medium | 4,200 |
| FBTU1015 | 10 mm | 15 mm | 1/2 gas | Medium | 4,200 |
Incremental Accessories
| ITEM # | DESCRIPTION | SHAFT LENGTH | FITTING |
|---|---|---|---|
| FBSTIP-M | Cyclone mandrel with sleeve | 70 mm | M12 female – 1/2 gas male |
| FBSM-RT | Reverse thread Super Cyclone mandrel | 70 mm | M12 female – 1/2 gas male |
| FBSM35 | Super Cyclone Mandrel Thread (short) | 35 mm | M12 female – 1/2 gas male |
| FBSM-RT25 | Reverse thread Super Cyclone mandrel (short) | 25 mm | M12 female – 1/2 gas male |
