4 cutting edges per indexable insert
M4132-016-T14-02-06, M4132-020-T18-02-06, M4132-020-T18-03-06, M4132-025-T22-02-09, M4132-025-T22-03-06, M4132-025-T22-04-06, M4132-032-T28-03-09, M4132-040-T36-04-09, M4132-050-T45-06-09, M4132-025-T22-02-09BOW, M4132-032-T28-03-09BOW, M4132-040-T36-04-09BOW, M4132-050-T45-06-09BOW, M4132-016-T14-02-06BOW, M4132-020-T18-03-06BOW, M4132-020-T18-02-06BOW, M4132-025-T22-03-06BOW, ...