
Brazed drill head with external 4 - s t a r t thread for double tube system ( DTS ) ,
| H (Wr | ench size) | ONMS | |||
| Non-standard produc | ts (to b | DC (DCN-DCXh6) e supplied on request) | L O | F AL DC | Cutting edge |
| When ordering | ISO clai | ssifi cations for | i grades | ||
| ETU-001 | xx.xx 1122 | 5 10 1122 Grade | 15 20 25 30 35 40 ISO area | ||
| Drill head | Diameter (mm) Grade | 1132 | |||
| e.g. Designation for tool diameter | ø19.2 m | m:ETU-001 19.20 1122 | 1132 2122 3132 3132 3132 3132 | ||
| Designation | DCN | DCX Designation Dia. ( Drill tube | OAL mm) | LF | DCONMS H |
| ETU-001 xx.xx | 18.4 | 19.2 OT00 18 | 50 | 47.1 | 16 17 |
| ETU-002 xx.xx | 19.21 | 20 OT00 18 | 50 | 47 | 16 18 |
| ETU-011 xx.xx | 20.01 | 20.9 OT01 20 | 56 | 52.8 | 18 18 |
| ETU-012 xx.xx | 20.91 | 21.8 OT01 20 | 56 | 52.7 | 18 19 |
| ETU-021 xx.xx | 21.81 | 22.9 OT02 22 | 56 | 52.8 | 19.5 20 |
| ETU-022 xx.xx | 22.91 | 24.1 OT02 22 | 56 | 52.6 | 19.5 21 |
| ETU-031 xx.xx | 24.11 | 25.2 OT03 24 | 57.5 | 54 | 21 23 |
| ETU-032 xx.xx | 25.21 | 26.4 OT03 24 | 57.5 | 54 | 21 24 |
| ETU-041 xx.xx | 26.41 | 27.5 OT04 26 | 60.5 | 56.8 | 23.5 25 |
| ETU-042 xx.xx | 27.51 | 28.7 OT04 26 | 60.5 | 56.8 | 23.5 26 |
| ETU-051 xx.xx | 28.71 | 29.8 OT05 28 | 63.5 | 59.5 | 25.5 27 |
| ETU-052 xx.xx | 29.81 | 31 OT05 28 | 63.5 | 59.3 | 25.5 28 |
| ETU-061 xx.xx | 31.01 | 32.1 OT06 31 | 63.5 | 59.4 | 28 29 |
| ETU-062 xx.xx | 32.11 | 33.3 OT06 31 | 63.5 | 59.2 | 28 30 |
| ETU-071 xx.xx | 33.31 | 34.8 OT07 33 | 70.5 | 66 | 30 32 |
| ETU-072 xx.xx | 34.81 | 36.2 OT07 33 | 70.5 | 65.8 | 30 33 |
| ETU-081 xx.xx | 36.21 | 37.3 OT08 36 | 73.5 | 68.7 | 33 34 |
| ETU-082 xx.xx | 37.31 | 38.4 OT08 36 | 73.5 | 68.5 | 33 35 |
| ETU-083 xx.xx | 38.41 | 39.6 OT08 36 | 73.5 | 68.3 | 33 36 |
| ETU-091 xx.xx | 39.61 | 40.6 OT09 39 | 73.5 | 68.2 | 36 37 |
| ETU-092 xx.xx | 40.61 | 41.8 OT09 39 | 73.5 | 68 | 36 38 |
| ETU-093 xx.xx | 41.81 | 43 OT09 39 | 73.5 | 67.9 | 36 39 |
| ETU-101 xx.xx | 43.01 | 44.3 OT10 43 | 75 | 69.5 | 39 41 |
| ETU-102 xx.xx | 44.31 | 45.6 OT10 43 | 75 | 69.3 | 39 42 |
| ETU-103 xx.xx | 45.61 | 47 OT10 43 | 75 | 69.1 | 39 43 |
| ETU-111 xx.xx | 47.01 | 48.5 OT11 47 | 79 | 72.9 | 43 44 |
| ETU-112 xx.xx | 48.51 | 50.1 OT11 47 | 79 | 72.8 | 43 46 |
| ETU-113 xx.xx | 50.11 | 51.7 OT11 47 | 79 | 72.5 | 43 47 |
| ETU-121 xx.xx | 51.71 | 53.2 OT12 51 | 82 | 75.3 | 47 49 |
| ETU-122 xx.xx | 53.21 | 54.7 OT12 51 | 82 | 75.5 | 47 50 |
| ETU-123 xx.xx | 54.71 | 56.2 OT12 51 | 82 | 75.3 | 47 51 |
| ETU-131 xx.xx | 56.21 | 58.4 OT13 56 | 84 | 77.4 | 51 54 |
| ETU-132 xx.xx | 58.41 | 60.6 OT13 56 | 84 | 76.9 | 51 55 |
| ETU-133 xx.xx ETU-134 xx.xx | 60.61 62.81 | 62.8 OT13 56 65 OT13 56 | 84 84 | 77 76.6 | 51 57 51 59 |