Triangle Drill Bit
- Â It has strong toughness and wear resistance.
- Â Incision resistance are small, increase the opening speed, long service life.
- Â Industrial grade Coated Carbide Point with 4 Cutting edges.
- Â Can be installed in the hand drill, electric drill.
-  Suitable for Ceramics, granite, tiles, stone, wood, plastic, concrete wall to  drilling hole.
Specification:
- Material:Â Metal.
- Model:Â 3mm (two packs), 4mm (two packs), 5mm (two packs), 6mm (two packs), 8mm (two packs), 10mm (two packs), 12mm (two packs).
Size information:
Specification | Total length of drill | Working length | Drill diameter | Shank diameter |
3mm | 73mm | 38mm | 3mm | 6.35mm |
4mm | 74mm | 39mm | 4mm | 6.35mm |
5mm | 75mm | 40mm | 5mm | 6.35mm |
6mm | 76mm | 41mm | 6mm | 6.35mm |
8mm | 78mm | 43mm | 8mm | 6.35mm |
10mm | 82mm | 55mm | 10mm | 6.35mm |
12mm | 95mm | 68mm | 12mm | 6.35mm |