Page 204 - ISCAR(HOLE_MAKING_CATALOG_65)

DEEP DRILLING - BTA SYSTEM
DRVS
DDD-EF-FB Wrench size
Deep Double Tube Drills DC DCONMS
with External 4-Start
Thread Connection for PL
High Feed (25-65 dia.)
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 28.70 75.00 3.00 23.50 21.0 TDO-I4 TDI-N4
DDD-EF 28.71-31.00-FB 28.71 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 36.20 90.00 3.00 30.00 28.0 TDO-I7 TDI-N7
DDD-EF 36.21-39.60-FB 36.21 39.60 95.00 4.00 33.00 30.0 TDO-I8 TDI-N8
DDD-EF 39.61-43.00-FB 39.61 43.00 100.00 4.00 36.00 32.0 TDO-I9 TDI-N9
DDD-EF 43.01-47.00-FB 43.01 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 46.0 TDO-I12 TDI-N12
DDD-EF 56.21-60.60-FB 56.21 60.60 115.00 5.00 51.00 50.0 TDO-I13 TDI-N13
DDD-EF 60.61-65.00-FB 60.61 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 F / G
Inch- D1.000
d- Pilot diameter
Metric- d19.5
Inch- d.768
Tool style
F- Fixed pocket 3-5 cutting edge D25.4d19.5
G- Fixed pocket single cutting edge D1.000d.768
F4ST22
[Lot No.] d
Thread type
4ST- Four-start thread single tube
1ST- Single-start thread single tube Thread type
4DT- Four-start thread double tube
22- Tube diameter

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