Page 723 - Iscar
P. 723

USER GUIDE
                                                                                                                     TAPS







                Tap Styles for Hole Types
                                   Recommendation of Application


                                  1. Straight fluted tap
                                      with spiral point




                                  2. Left-hand spiral fluted tap
                 Through hole


                                  3. Straight fluted tap
                                      with long chamfer lead






                                  1. Right-hand spiral fluted tap




                                  2. Straight fluted tap
                   Blind hole         with short chamfer lead


               Front and End Configurations According to DIN2197

                Front End                                      Shank End
                    1  External Center                             4  External Center









                    2  Stepped External Center                     5  Chamfer









                    3  Internal Center                             6  Internal Center











                   Thread Dia. Range (mm)       Front End               Shank End          Tap Standard
                          <Ø6                    1                      4  5                  DIN352
                           Ø7                    1  2                   4  5  6               DIN371
                          >Ø8                    1  2  3                5  6                  DIN376





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