Page 29 - Carmex - SuperCut Taps (Metric)
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®
            Supercut Taps





            Taps standards




                  Symbol                                        Description

                               Taps with reinforced shank for metric coarse and fine threads up to M10 and for UNC and UNF
                 DIN-371
                                                       threads up to 3/8” nominal diameter
                 DIN-376            Taps with reduced shank diameter for metric coarse threads and for UNC threads

                 DIN-374              Taps with reduced shank diameter for metric fine threads and for UNF threads
                 DIN-5156                         Taps with reduced shank diameter for G threads
                JIS B-4430                                 Taps for JIS metric threads





            Types of front chamfers




                                                                                      Chamfer length
                         Symbol                           Sketch
                                                                                      (No. of threads)


                           A                                                              6-8 P




                           B                                                              4-5 P





                           C                                                              2-3 P





                           D
                                                                                          4-5 P
                   (straight flute taps only)



                           E                                                              1.5-2 P





















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