
PROJAHN Spot weld drill solid carbide – VHM, type N, TIALN (70830)
Code: 70830 · Brand: Projahn · Accessories & bits · On order · Price on request
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Twist drill for drilling out spot welds in extremely hard sheet metal
An optimised residual chisel edge ensures good spot drilling and low contact pressure
Recommended speed approx. 1200 rpm
Specifications
| Article No. | 70830 |
|---|---|
| EAN | 4000146708309 |
| Material | Solid carbide |
| Point grind | Special centre point grind |
| Point angle | 120/180° |
| Point thinning | Spezial |
| Side rake angle | 30° |
| Core thickness | 2,3 mm |
| Flute shape | normal |
| Dia. tolerance | h7 |
| Shank tolerance | h6 |
| Tool holder | Cylindrical |
| Application | Sheet metal |
| Packaging | Individually with hanger |











































































































































