
Brazed drill head with external s i n g l e - s t a r t thread for single tube system ( STS ) ,
| P | Steel | |||
| M Stainless | ||||
| K | Cast iron | |||
| N | Non-ferrous | |||
| S | Superalloys | |||
| Standard products | ||||
| H | Hard materials | |||
| Designation | DC | |||
| MBU-0999-2 9.40 | 9.4 | |||
| MBU-1199-1 11.00 | 11 |
Cutting edge
: First choice : Second choice Coated Drill tube
| OAL | DCONMS | H | ||||
| Designation | Dia. (mm) | |||||
| UMBB083 | 8.3 | 34 | 7.2 | 7 | ||
| UMBB100 | 10 | 34 | 8.6 | 9 |
䖃: Line up
| When ordering | ISO classifi cat | i ions for grades | ||
| MBU-0899-1 | xx.xx | 1122 | 1122 Grade | 5 10 15 20 25 30 35 40 ISO area |
| Drill head | Diameter (mm) | Grade | 3112 | |
| e.g. Designation for tool diameter ø9 m | m:MBU-0899-1 9.00 11 | 22 | 3112 3112 | |
| 3112 | ||||
| 3112 |
| Designation | DCN | DCX | Designation Drill t | Dia. (mm) ube | OAL | DCONMS | H |
| MBU-0899-1 xx.xx | 8 | 8.32 | UMBB071 | 7.1 | 34 | 6 | 6 |
| MBU-0899-2 xx.xx | 8.33 | 8.65 | UMBB071 | 7.1 | 34 | 6 | 6 |
| MBU-0899-3 xx.xx | 8.66 | 8.99 | UMBB071 | 7.1 | 34 | 6 | 6 |
| MBU-0999-1 xx.xx | 9 | 9.32 | UMBB083 | 8.3 | 34 | 7.2 | 7 |
| MBU-0999-2 xx.xx | 9.33 | 9.65 | UMBB083 | 8.3 | 34 | 7.2 | 7 |
| MBU-0999-3 xx.xx | 9.66 | 9.99 | UMBB083 | 8.3 | 34 | 7.2 | 7 |
| MBU-1099-1 xx.xx | 10 | 10.32 | UMBB090 | 9 | 34 | 7.6 | 8 |
| MBU-1099-2 xx.xx | 10.33 | 10.65 | UMBB090 | 9 | 34 | 7.6 | 8 |
| MBU-1099-3 xx.xx | 10.66 | 10.99 | UMBB090 | 9 | 34 | 7.6 | 8 |
| MBU-1199-1 xx.xx | 11 | 11.32 | UMBB100 | 10 | 34 | 8.6 | 9 |
| MBU-1199-2 xx.xx | 11.33 | 11.65 | UMBB100 | 10 | 34 | 8.6 | 9 |
| MBU-1199-3 xx.xx | 11.66 | 11.99 | UMBB100 | 10 | 34 | 8.6 | 9 |
| MBU-1349-1 xx.xx | 12 | 12.36 | UMBB110 | 11 | 34 | 9.1 | 10 |
| MBU-1349-2 xx.xx | 12.37 | 12.73 | UMBB110 | 11 | 34 | 9.1 | 10 |
| MBU-1349-3 xx.xx | 12.74 | 13.1 | UMBB110 | 11 | 34 | 9.1 | 10 |
| MBU-1349-4 xx.xx | 13.11 | 13.49 | UMBB110 | 11 | 34 | 9.1 | 10 |
| MBU-1449-1 xx.xx | 13.5 | 13.82 | UMBB120 | 12 | 34 | 10.8 | 11 |
| MBU-1449-2 xx.xx | 13.83 | 14.15 | UMBB120 | 12 | 34 | 10.8 | 11 |
| MBU-1449-3 xx.xx | 14.16 | 14.48 | UMBB120 | 12 | 34 | 10.8 | 11 |
| MBU-1449-4 xx.xx | 14.49 | 14.79 | UMBB120 | 12 | 34 | 10.8 | 11 |