
| DD-EC eep Double Tube Drills ith External 4-Start hread Connection and artridges (38-184 dia.) | LF OAL DC | 38 -106.99 DCONMS | 107- 168.99 | ||||
| Designation | DCN(1) | DCX(2) | OAL | LF | DCONMS | Ts(3) | Tsi(4) |
| DDD-EC 38.00-39.60 | 38.00 | 39.60 | 90.00 | 85.00 | 33.00 | TDO-I8 | TDI-N8 |
| DDD-EC 39.61-43.00 | 39.61 | 43.00 | 91.00 | 85.00 | 36.00 | TDO-I9 | TDI-N9 |
| DDD-EC 43.01-47.00 | 43.01 | 47.00 | 101.00 | 95.00 | 39.00 | TDO-I10 | TDI-N10 |
| DDD-EC 47.01-51.70 | 47.01 | 51.70 | 102.00 | 100.00 | 43.00 | TDO-I11 | TDI-N11 |
| DDD-EC 51.71-56.20 | 51.71 | 56.20 | 107.00 | 100.00 | 47.00 | TDO-I12 | TDI-N12 |
| DDD-EC 56.21-65.00 | 56.21 | 65.00 | 119.00 | 110.00 | 51.00 | TDO-I13 | TDI-N13 |
| DDD-EC 65.00-66.99 | 65.00 | 66.99 | 159.00 | 150.00 | 52.00 | TDO-I14 | TDI-N14 |
| DDD-EC 67.00-72.99 | 67.00 | 72.99 | 159.00 | 150.00 | 58.00 | TDO-I15 | TDI-N15 |
| DDD-EC 73.00-79.99 | 73.00 | 79.99 | 160.00 | 150.00 | 63.00 | TDO-I16 | TDI-N16 |
| DDD-EC 80.00-86.99 | 80.00 | 86.99 | 191.00 | 180.00 | 70.00 | TDO-I17 | TDI-N17 |
| DDD-EC 87.00-99.99 | 87.00 | 99.99 | 193.00 | 180.00 | 77.00 | TDO-I18 | TDI-N18 |
| DDD-EC 100.00-106.99 | 100.00 | 106.99 | 193.00 | 180.00 | 89.00 | TDO-I19 | TDI-N19 |
| DDD-EC 107.00-111.99 | 107.00 | 111.99 | 197.00 | 180.00 | 89.00 | TDO-I19 | TDI-N19 |
| DDD-EC 112.00-123.99 | 112.00 | 123.99 | 221.00 | 205.00 | 101.00 | TDO-I20 | TDI-N20 |
| DDD-EC 124.00-135.99 | 124.00 | 135.99 | 222.00 | 205.00 | 113.00 | TDO-I21 | TDI-N21 |
| DDD-EC 136.00-147.99 | 136.00 | 147.99 | 223.00 | 205.00 | 125.00 | TDO-I22 | TDI-N22 |
| DDD-EC 148.00-159.99 | 148.00 | 159.99 | 245.00 | 225.00 | 137.00 | TDO-I23 | TDI-N23 |
| DDD-EC 160.00-168.99 | 160.00 | 168.99 | 246.00 | 225.00 | 149.00 | TDO-I24 | TDI-N24 |
| DDD-EC 169.00-171.99 | 169.00 | 171.99 | 246.00 | 225.00 | 149.00 | TDO-I24 | TDI-N24 |
| DDD-EC 172.00-183.99 | 172.00 | 183.99 | 247.00 | 225.00 | 161.00 | TDO-I25 | TDI-N25 |
(1) Cutting diameter minimum (2) Cutting diameter maximum (3) Outer tube designation (4) Inner tube designation
For inserts, see pages: NPMX 0803 RB/RG (214) TPMX (214)
For holders, see pages: TDO-I (D18.41-65.00) (266) TDO-I (D65.00-171.99) (267)
Inch- D3.150 K
d- Pilot diameter Metric- d70 Inch- d2.756 D80.01d70
Tool style D3.150d2.756 K4DT75
| K- | Cartridge style solid drill | [Lot No.] | |
| Thread type | |||
| 4ST- | Four-start thread single tube | d |
1ST- Single-start thread single tube 4DT- Four-start thread double tube Thread type 75- Tube diameter