Durable 8mm Shank Finger Joint Router Bit | Multi-Tooth Cutter for Strong Wood Joints, Edge Connections, and Precision Woodworking
This 8mm shank finger joint router bit creates strong, precise multi-tooth joints for woodworking. Durable carbide cutters ensure clean, accurate cuts and long-lasting performance.





Features
- 100% brand new and high quality.
- For drawer making and general woodworking.
- Industrial-quality bit; anti-kickback body.
- Heat & build-up resistant Teflon® coating.
- High hook & shear angles for smooth, clean cuts.
- Totally enclosed, pre-lubricated bearing.
Specifications
- Shank Diameter: 8 mm
- Body Material: 45# steel
- Carbide Tip: YG6X (C3 micro-grain tungsten carbide)
- Balance Tolerance: ±0.003″
- Blade: Industrial-grade micro grain carbide
- Finish: CNC ground to 600-grit, mirror-like
- Detailed dimensions: see photos above.
Package Includes
1 × Router Bit
Notes
- Your selected color will be prioritized; if out of stock, a substitute may ship.
- Please allow 1–3 mm difference due to manual measurement.
- Colors may vary slightly due to display and lighting.
Reference: Common Machine Speeds
| Machine | Speed | Notes |
|---|---|---|
| Trimming machine | 10,000–30,000 rpm | Standard |
| Electric router | 1st: 9,000 → 5th: 23,000 rpm | Variable |
| Benchtop router | 12,000–24,000 rpm | Low/High |
| Automatic engraving/CNC | Up to 18,000 rpm | VFD |
Diameter vs. Max Speed / Feed
| Diameter / Cutting Height (mm) | Max RPM | Max Feed (mm/min) |
|---|---|---|
| ≤ 25 | 24,000 | 5,000 |
| 25.1–35 | 18,000 | 4,000 |
| 35.1–50 | 16,000 | 3,500 |
| 50.1–60 | 14,000 | 3,000 |
| 60.1–80 | 12,000 | 2,500 |
| ≥ 80 | 10,000 | 2,000 |
















