Page 88 - HOLE_MAKING_CATALOG_INCH_2022_P237-P372

DEEP DRILLING - BTA SYSTEM
TDO-I (D.725-2.56) DCONWS
Double Tube Drill System DCONMS Outer Tube
with 4-Start Thread LSCWS
min
Connection Outer Tubes L max
d D5 Inner Tube
min
L max
Designation d Range DCONMS DCONWS LSCWS Int Tube d D5 L min L max
TDO-I0 L=(0-3700)MM .725-.787 .709 .630 1.083 TDI-N0 .472 .394 .00 145.669
TDO-I1 L=(0-3700)MM .788-.858 .768 .709 1.181 TDI-N1 .551 .472 .00 145.669
TDO-I2 L=(0-3700)MM .859-.949 .846 .768 1.181 TDI-N2 .591 .512 .00 145.669
TDO-I3 L=(0-3700)MM .949-1.04 .925 .827 1.181 TDI-N3 .630 .551 .00 145.669
TDO-I4 L=(0-3700)MM 1.04-1.13 1.024 .925 1.299 TDI-N4 .709 .630 .00 145.669
TDO-I5 L=(0-3700)MM 1.13-1.22 1.102 1.004 1.299 TDI-N5 .787 .709 .00 145.669
TDO-I6 L=(0-3700)MM 1.221-1.311 1.201 1.102 1.299 TDI-N6 .866 .787 .00 145.669
TDO-I7 L=(0-3700)MM 1.311-1.425 1.299 1.181 1.575 TDI-N7 .945 .866 .00 145.669
TDO-I8 L=(0-3700)MM 1.426-1.559 1.398 1.299 1.575 TDI-N8 1.024 .945 .00 145.669
TDO-I9 L=(0-3700)MM 1.559-1.693 1.535 1.417 1.575 TDI-N9 1.142 1.063 .00 145.669
TDO-I10 L=(0-3700)MM 1.693-1.850 1.673 1.535 1.575 TDI-N10 1.260 1.181 .00 145.669
TDO-I11 L=(0-3700)MM 1.851-2.035 1.831 1.693 1.732 TDI-N11 1.378 1.260 .00 145.669
TDO-I12 L=(0-3700)MM 2.036-2.213 2.008 1.850 1.732 TDI-N12 1.535 1.417 .00 145.669
TDO-I13 L=(0-3700)MM 2.213-2.559 2.185 2.008 1.732 TDI-N13 1.693 1.575 .00 145.669
• These products are made to order on request • Please indicate overall length (L) when ordering • Ordering example: TDO-I13-L1100 (43.307")
• For 18.41-65.00 (.724"-2.559") diameter range, the inner tube should be 30 mm (1.181") longer than the outer tube
For tools, see pages: IDC-EA (302) • IDC-EC (305)

Universal Marking for Deep Drilling Tools
Double Tube
system

1ST : Single-start thread
2ST : Double-start thread
4ST : Four-start thread Tube L

D I 4ST D.425 d39 L1600 METRIC

D I 4ST D1.673 d1.535 L62.992 INCH

I : Inner Thread Tube ØD Thread Pilot Ød
O : Outer Thread
Tube ØD Tube L

DSLT D32 d30 L1630 METRIC
I
DSLT D1.260 d1.181 L64.173 INCH
II

Inner Tube for Thread Pilot Ød
Double tube system
DCONWS
DCONMS d D5
min
LSCWS L max
L min
max

324 ISCAR