Page 268 - ISCAR(HOLE_MAKING_CATALOG_65)
P. 268

DEEP DRILLING - BTA SYSTEM

          TDO-I (D18.41-65.00)                          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  18.41-20.00  18.00  16.00   27.50    TDI-N0   12.00     10.00    0.0      630.0
           TDO-I1 L=(0-3700)MM  20.01-21.80  19.50  18.00   30.00    TDI-N1   14.00     12.00    0.0      630.0
           TDO-I2 L=(0-3700)MM  21.81-24.10  21.50  19.50   30.00    TDI-N2   15.00     13.00    0.0      630.0
           TDO-I3 L=(0-3700)MM  24.11-26.40  23.50  21.00   30.00    TDI-N3   16.00     14.00    0.0      630.0
           TDO-I4 L=(0-3700)MM  26.41-28.70  26.00  23.50   33.00    TDI-N4   18.00     16.00    0.0      630.0
           TDO-I5 L=(0-3700)MM  28.71-31.00  28.00  25.50   33.00    TDI-N5   20.00     18.00    0.0      630.0
           TDO-I6 L=(0-3700)MM  31.01-33.30  30.50  28.00   33.00    TDI-N6   22.00     20.00    0.0      630.0
           TDO-I7 L=(0-3700)MM  33.31-36.20  33.00  30.00   40.00    TDI-N7   24.00     22.00    0.0      630.0
           TDO-I8 L=(0-3700)MM  36.21-39.60  35.50  33.00   40.00    TDI-N8   26.00     24.00    0.0      630.0
           TDO-I9 L=(0-3700)MM  39.61-43.00  39.00  36.00   40.00    TDI-N9   29.00     27.00    0.0      630.0
           TDO-I10 L=(0-3700)MM  43.01-47.00  42.50  39.00  40.00    TDI-N10  32.00     30.00    0.0      630.0
           TDO-I11 L=(0-3700)MM  47.01-51.70  46.50  43.00  44.00    TDI-N11  35.00     32.00    0.0      630.0
           TDO-I12 L=(0-3700)MM  51.71-56.20  51.00  47.00  44.00    TDI-N12  39.00     36.00    0.0      630.0
           TDO-I13 L=(0-3700)MM  56.21-65.00  55.50  51.00  44.00    TDI-N13  43.00     40.00    0.0      630.0
          •  Please indicate overall length (L) when ordering    •  Ordering example: TDO-I13-L1100   •  For 18.41-65.00 diameter range, the inner tube should be 30 mm longer than the
          outer tube
          For tools, see pages: DDC-EA (246) • DDC-EC (249)
                                        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















   266    ISCAR
   263   264   265   266   267   268   269   270   271   272   273