- Three high-speed HSS M2 double flute step drills.
- Double straight flutes for efficient swarf clearance.
- Allows clog-free, precision drilling of eighteen different size holes with just three bits.
- Supplied in flip-up metal case.
| Model No: | AK4733 |
| Size Coverage #1: | 4, 5, 6, 7, 8, 9, 10, 11, 12mm |
| Size Coverage #2: | 4, 6, 8, 10, 12, 14, 16, 18, 20, 22mm |
| Size Coverage #3: | 4, 6, 8, 10, 12, 14, 16, 18, 20, 22, 24, 26, 28, 30mm |



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