Page 18 - HOLE MAKING CATALOG p185-310

DEEP DRILLING - BTA SYSTEM DDD-EF-FB DRVS
Deep Double Tube Drills Wrench size
with External 4-Start
Thread Connection for DC DCONMS
High Feed (25-65 dia.) PL

OAL

Designation DCN(1) DCX(2) OAL PL DCONMS DRVS(3) Ts(4) Tsi(5)

DDD-EF 25.00-26.40-FB 25.00 26.40 70.00 3.00 21.00 19.0 TDO-I3 TDI-N3
DDD-EF 26.41-28.70-FB 26.41
28.71 28.70 75.00 3.00 23.50 21.0 TDO-I4 TDI-N4
DDD-EF 28.71-31.00-FB
31.00 75.00 3.00 25.50 24.0 TDO-I5 TDI-N5

DDD-EF 31.01-33.30-FB 31.01 33.30 80.00 3.00 28.00 26.0 TDO-I6 TDI-N6
DDD-EF 33.31-36.20-FB 33.31
DDD-EF 36.21-39.60-FB 36.21 36.20 90.00 3.00 30.00 28.0 TDO-I7 TDI-N7
DDD-EF 39.61-43.00-FB 39.61
DDD-EF 43.01-47.00-FB 43.01 39.60 95.00 4.00 33.00 30.0 TDO-I8 TDI-N8

43.00 100.00 4.00 36.00 32.0 TDO-I9 TDI-N9
47.00 100.00 4.00 39.00
36.0 TDO-I10 TDI-N10

DDD-EF 47.01-51.70-FB 47.01 51.70 110.00 4.00 43.00 38.0 TDO-I11 TDI-N11
DDD-EF 51.71-56.20-FB 51.71 56.20 115.00 5.00 47.00
DDD-EF 56.21-60.60-FB 56.21 46.0 TDO-I12 TDI-N12
DDD-EF 60.61-65.00-FB 60.61
60.60 115.00 5.00 51.00 50.0 TDO-I13 TDI-N13

65.00 115.00 5.00 51.00 54.0 TDO-I13 TDI-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- Tool diameter D
Metric- D25.4
Inch- D1.000 F/G

d- Pilot diameter D25.4d19.5 d
Metric- d19.5 D1.000d.768 Thread type
Inch- d.768
F4ST22
Tool style [Lot No.]
F- Fixed pocket 3-5 cutting edge
G- Fixed pocket single cutting edge

Thread type
4ST- Four-start thread single tube
1ST- Single-start thread single tube
4DT- Four-start thread double tube

22- Tube diameter

Wrench Size Wrench size DRVS (mm) DRVS
Diameter Dc (mm)

25.00 -26.40 19

26.41 -28.70 21

28.71 -31.00 24 DRVS

31.01 -33.30 26

33.31 -36.20 28

36.21 -39.60 30

39.61 -43.00 32

43.01 -47.00 36

47.01 -51.70 38

51.71 -56.20 46

56.21 -60.60 50

60.61 -65.00 54

65.01 -67.99 64

68.00 -74.99 71

75.00 -80.99 77

81.00 -89.00 86

For diameter DC range larger than 65mm use hook spanner

202 ISCAR