Hex Shank Quick Change Step Drill Bits for Plastic, Sheet Metal, Aluminum Hole Drilling
$19.78
Step Drills
- Made of heat treated high-speed stee and can create various hole sizes by single drill insteel, stainless steel, plastic or wood up to 6 mm depth.
- Titanium Coating ensures outstanding durability and sharpness, can reduces the friction, runs cooler.
- Innovative Design: The split point tip is at 118 degrees to increase the wear resistance. The two flute design provides a smoother cutting, allows the material particles escape easily for a much more clean drilling operation.
- Quick change hex shank, which can be easily fit into power driver, drill and press drill.
Size Chart
| CODE | Model | Size mm | Max.hole Depth |
| 633801 | ST-1 | 4,5,6,7,8,9,10,11,12 | 3 mm |
| 633802 | ST-2 | 6,8,10,12,14,16,18 | 5mm |
| 633803 | ST-3 | 6,9,11,13,15,17,19, 21,24,27,30,33 |
3mm |
| 633804 | ST-4 | 6,9,12,15,18,21,24,27, 30,32,34,36,38,40,42 |
3 mm |
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