8-Piece Wood Plug Cutter Drill Bit Set – 1/4” to 5/8” – Durable Steel Cutters for Furniture & Joinery
Designed for hard, brittle materials such as ceramics, tiles, marble, concrete, and glass. Use with coolant (water) only.




Size Chart
| Dia (mm) | Shank Dia (mm) | Working Length (mm) | Total Length (mm) |
|---|---|---|---|
| 3 | 3 | 40 | 80 |
| 4 | 4 | 47 | 80 |
| 5 | 4.5 | 47 | 80 |
| 6 | 5 | 60 | 100 |
| 8 | 7 | 70 | 115 |
| 10 | 8 | 75 | 120 |
| 12 | 10 | 78 | 120 |
Choose Your Quality
- Black (Mid-Quality): YG6X carbide tip — drills about 8–10 holes in ceramics (with cooling).
- Blue (High-Quality): Imported ART carbide tip — drills about 12–15 holes in ceramics (with cooling).
* Results depend on material hardness, operator technique, and coolant use.
Features
- Triangle-point geometry for clean starts and reduced walking
- Available in single-flute and double-flute versions
- Engineered for brittle materials: ceramics, tiles, marble, concrete, glass
Specifications
- Diameters: 3 / 4 / 5 / 6 / 8 / 10 / 12 mm
- Tip material: YG6X (black) or Imported ART carbide (blue)
- Shank: Round, fits standard drill chucks
Package Included
1 × Triangle Glass Drill Bit (selected size: 3/4/5/6/8/10/12 mm)
Important Notes
- Always use coolant (water) during drilling.
- If double-flute is out of stock, single-flute will be supplied.
- 3/4/5 mm are customized sizes — color may vary.
- Allow 1–3 mm measurement variation. Display colors may differ slightly.
















