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P. 145

Solid carbidde step drills for screws           WKWT




                                                                        1300



              VHM


               AT


              DIN
             ~6537










                                                                        P  M  K
             Material groups
                                                                        N  S  H
             Execution                                                   180°
                                                                          IK
             Internal cooling
               Quality of material                                       VHM
             Coating                                                      AT
             Nakrój / Chamfer                                      Norm  ~DIN-6537
                 Ć d          M      l 1  l 2   l 3  Ć d    Ćd h6  Tol.   m7
                                                              2
                    1                                   2
                                                                  INDEX  W9-714010
                 3,40        M3     66    28     9     6     6     0340
                 4,50        M4     80    37     11    8     8     0450
                 5,50        M5     89    43    13    10     10    0550
                 6,60        M6     95    47    15    11     12    0660
                 9,00        M8     110   56    19    15     16    0900                                           6 6
                 11,00      M10     123   62    23    18     18    1100



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             Example of order                                    Available from stock                          141
             W9-714010-0340                                      On request
             WT 1300 3,40 ~DIN-6537 VHM AT
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