Technical data sheet
Drilling › Pilot drills › MTB27E
MTB2700500E
130° high-performance solid carbide pilot drill with reinforced shank, coated
Dimensions
| d1m5 | d2h6 | d3+/-0.02 | l1+/-0.2 | l2+/-0.2 |
|---|---|---|---|---|
| 5.0 | 8.0 | 8.0 | 80.0 | 10.0 |
Properties
| Coating | Yes |
| Coolant holes | No |
| Point angle | 130° |
| Helix angle | Variabile |
| Flutes | 2 |
| Standard | TUSA |
| Cut direction | Right-hand |
| Chamfer | 90° |
Cutting parameters
| Material | Description | Machinability | Vcm/min | fnmm/rev |
|---|---|---|---|---|
| P.0 | Long chipping Low Carbon Steels | Recommended | 60-90 | 0.07-0.1 |
| P.1 | Short chipping Low Carbon Steels | Recommended | 60-90 | 0.07-0.1 |
| P.2 | Medium and High Carbon Steels | Recommended | 60-90 | 0.07-0.1 |
| P.3 | Alloy Steels, Tool Steels (N/mm² 600-850) | Recommended | 50-70 | 0.065-0.08 |
| P.4 | Alloy Steels, Tool Steels (N/mm² 850-1400) | Recommended | 40-60 | 0.055-0.07 |
| P.5 | Ferritic, Martensitic, PH SS | Recommended | 35-50 | 0.05-0.065 |
| P.6 | High Strength Ferritic, Martensitic, PH SS | Recommended | 35-50 | 0.05-0.065 |
| M.1 | Austenitic Stainless Steel | Recommended | 30-45 | 0.046-0.06 |
| M.2 | High Strength Austenitic SS, Cast SS | Recommended | 30-45 | 0.046-0.06 |
| M.3 | Duplex SS | Recommended | 30-45 | 0.046-0.06 |
| K.1 | Grey Cast Iron | Recommended | 100-150 | 0.075-0.13 |
| K.2 | Low and Medium Strength CGI, Ductile Irons | Recommended | 80-130 | 0.07-0.09 |
| K.3 | High Strength Ductile and Austempered Ductile Iron | Recommended | 80-130 | 0.07-0.09 |
| N.1 | Wrought Aluminium | Partially recommended | 90-120 | 0.07-0.085 |
| N.2 | Low Si Al Alloys and Magnesium Alloys Si<12% | Partially recommended | 120-150 | 0.08-0.11 |
| N.3 | High Si Al Alloys Si>12% | Partially recommended | 120-150 | 0.07-0.085 |
| N.4 | Copper, Brass, Zinc Based Alloys | Partially recommended | 120-150 | 0.07-0.1 |
| S.1 | Iron Based HRSA | Partially recommended | 15- 25 | 0.09-0.10 |
| S.2 | Co Based HRSA | Partially recommended | 30- 40 | 0.12-0.13 |
| S.3 | Ni Based HRSA | Partially recommended | 15- 25 | 0.09-0.10 |
| S.4 | Ti and Ti Alloys | Partially recommended | 40-70 | 0.07-0.09 |
| O.1 | Thermoplastic and thermosetting materials | Partially recommended | 120-150 | 0.08-0.11 |