DD-EF-FB eep Double Tube Drills ith External 4-Start hread Connection for igh Feed (25-65 dia.)DRVS Wrench sizeDC PLOALDCONMS
DesignationDCN(1)DCX(2)OALPLDCONMSDRVS(3)Ts(4)Tsi(5)
DDD-EF 25.00-26.40-FB25.0026.4070.003.0021.0019.0TDO-I3TDI-N3
DDD-EF 26.41-28.70-FB26.4128.7075.003.0023.5021.0TDO-I4TDI-N4
DDD-EF 28.71-31.00-FB28.7131.0075.003.0025.5024.0TDO-I5TDI-N5
DDD-EF 31.01-33.30-FB31.0133.3080.003.0028.0026.0TDO-I6TDI-N6
DDD-EF 33.31-36.20-FB33.3136.2090.003.0030.0028.0TDO-I7TDI-N7
DDD-EF 36.21-39.60-FB36.2139.6095.004.0033.0030.0TDO-I8TDI-N8
DDD-EF 39.61-43.00-FB39.6143.00100.004.0036.0032.0TDO-I9TDI-N9
DDD-EF 43.01-47.00-FB43.0147.00100.004.0039.0036.0TDO-I10TDI-N10
DDD-EF 47.01-51.70-FB47.0151.70110.004.0043.0038.0TDO-I11TDI-N11
DDD-EF 51.71-56.20-FB51.7156.20115.005.0047.0046.0TDO-I12TDI-N12
DDD-EF 56.21-60.60-FB56.2160.60115.005.0051.0050.0TDO-I13TDI-N13
DDD-EF 60.61-65.00-FB60.6165.00115.005.0051.0054.0TDO-I13TDI-N13
  • For spare parts and insert information, see page 206
  • For user guide and quotation form see pages 207-208, 279-280
  • Inserts and guide pads should be ordered

separately Ordering example: DDD-EF 43.00-FB (1) Cutting diameter minimum (2) Cutting diameter maximum (3) Torque key size (4) Outer tube designation (5) Inner tube designation

For inserts, see pages: NPHT (203) NPMT (204)

For holders, see pages: TDO-I (D18.41-65.00) (266)

Universal Marking for Deep Drilling Tools

D

D- Tool diameter

Metric- D25.4 F / G

Inch- D1.000

d- Pilot diameter

Metric- d19.5

Inch- d.768

Tool style

F-Fixed pocket 3-5 cutting edgeD25.4d19.5
G-Fixed pocket single cutting edgeD1.000d.768
F4ST22
[Lot No.]d
Thread type
4ST-Four-start thread single tube
1ST-Single-start thread single tubeThread type
4DT-Four-start thread double tube
22-Tube diameter
Wrench Size
Diameter DcWrench size DRVS (mm)DRVS
(mm)
25.00 -26.4019
26.41 -28.7021
28.71 -31.00DRVS 24
31.01 -33.3026
33.31 -36.2028
36.21 -39.6030
39.61 -43.0032
43.01 -47.0036
47.01 -51.7038
51.71 -56.2046
56.21 -60.6050
60.61 -65.0054
65.01 -67.9964
68.00 -74.9971
75.00 -80.9977
81.00 -89.0086

For diameter DC range larger than 65mm use hook spanner