Two Wing Type - Concentric and Negative Rake
Physical Properties
| Thread Shank Size | Drill Bit Diameter |
| 16mm | 36mm |
| 16mm | 38mm |
| 16mm | 40mm |
| 5/8"Whitworth | 36mm |
| 5/8"Whitworth | 38mm |
| 5/8"Whitworth | 40mm |
General Features
- A robust two wing drill bit for wet drilling designed for drilling larger diameter holes in medium to hard conditions.
- The grade of tungsten carbide insert provides extremely good wear resistance and is time proven for all types of conditions.
- These drill bits have a central water flushing hole. The drill bit body is specifically designed for clearance of rock cuttings.
- The drill bit body is made of high tensile material for strength and abrasion resistance.
| Packaging | Notes |
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