- Stock: In Stock
- Model: ST22006715
- SKU: ST22006715
Description:
3 Flute 4-12mm 5-23mm Step Drill Bit TiAlN Coated HRC62-65 HSS-Co M35 Cobalt Step Drill Triangular Shank
Specification:
| Material | M35 Cobalt(HSS-Co) |
| Coated | TiAlN Coated |
| Hardness | HRC62-65 |
| Flute | 3 Flutes |
| Shank | Triangular Shank |
| Grooves | 3 Spiral Grooves |
| Quantity | 1 Pc x Step Drill Bit |
Size:
| Model | Steps | Size |
| 4-12mm | 9 | 4,5,6,7,8,9,10,11,12mm |
| 5-23mm | 10 | 5,7,9,11,13,15,17,19,21,23mm |
Features:
- Suitable for 1mm stainless steel plate, 3mm iron plate, steel, copper, plastic, wood plate.
- 3 slot, 3 spiral slot design:
Large chip removal, fast heat dissipation, fast drilling, low vibration, high stability and high drilling accuracy.
- Triangular shank design, suitable for many types of electric drills
- HSS-Co/M35:
4241 quenched high speed steel material, the hardness is the same as 6542 material.
- Industrial-grade TiAlN Plating:
1. Form Al2O3 protection cover, fit for high speed drilling.
2. Can work without coolant.
3. Hardness up to HRC62-65.
4. Life service 2-3 times longer than common HSS-Co M35 step drill.
Package Included:
| 1 x | 3 Flute Step Drill Bit |
More Details:
