Page 547 - Iscar
P. 547

DCT (M8-M24)                                 0.18xD   D2    45°
            Indexable Head Drills with Chamfering        min                            d
            Inserts Mainly for Pre-Thread Holes         D max
                                                                 L
                                                                  L5  6
                                                                    L1          L4

             Designation           D min (2)  Dnominal (3)  D max D2  d  L  L5  L1  L4  Po. Size Th (4)
             DCT 068-021-14B-M8  (1)  6.80  6.80  7.40 13.90 14.00 20.9 24.50 41.9 45.0  6.8  M8  SR 34-508  T-7/51  K DCM- 8  INDEXABLE DRILLS
             DCT 085-026-14B-M10    8.30   8.50  8.90 14.00 14.00 26.3 29.00 46.5 45.0  8.0  M10 SR 34-508  T-7/51  K DCM- 8
             DCT 102-030-14B-M12   10.00  10.20  10.90 14.00 14.00 30.0 31.90 52.0 45.0  10.0  M12 SR 34-508  T-7/51  K DCM-10
             DCT 120-035-16B-M14   12.00  12.00  12.90 16.00 16.00 34.9 36.90 58.0 48.0  12.0  M14 SR 34-508  T-7/51  K DCM-12
             DCT 140-039-18B-M16   14.00  14.00  14.90 18.00 18.00 39.0 41.00 60.0 48.0  14.0  M16 SR 34-508  T-7/51  K DCM-14
             DCT 175-042-20B-M20   17.30  17.50  17.90 21.00 20.00 42.0 43.80 63.0 50.0  17.0  M20 SR 34-508  T-7/51  K DCM-17
             DCT 210-048-25B-M24   21.00  21.00  21.90 25.50 25.00 48.2 50.50 69.0 56.0  21.0  M24 SR 34-508  T-7/51  K DCM-21
            • Hole tolerance: D+0.05 in average conditions. However, it can be higher or lower according to machine and tooling conditions.
            • For user guide and cutting conditions, see page 544
            (1)  Reduce recommended feed for DCT 6.8 mm drills by 10%
            (2)  Do not mount smaller drilling heads other than the specified range of the drill body
            (3)  Pre-thread hole diameter
            (4)  Used for standard thread size
            For inserts, see pages: AOMT-Chamfering (543) • IDI-SG (513) • IDI-SK (513)












                                                      AOMT 060204-45DT
            AOMT-Chamfering                          a°   l                 a°
            Chamfering Inserts
                                                                   w            w
                                                                       l              S ±0.025


                                                              Dimensions                         Tough 1  Hard


                                                                                                   IC1008  IC508  IC908
              Designation                  l              W              S              a°
              AOMT 060204-45HD            5.66           4.50           1.96            45.5              •
              AOMT 060204-45DT            5.66           4.50           1.96            45.5          •   •
              AOMT 030204-N-45DT  (1)     2.80           4.00           1.59            45.5      •
              AOMT 030204-N-30DT  (1)     4.00           4.00           1.59            30.5      •
            • The cutting speed is dependend on the drilling insert being used
            (1)  For low carbon steel































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