3 flute HSS un-coated 90° (form C) straight flute countersink - Ø4.0mm - Ø28.0mm with a cylindrical shank (DIN335) - Used to produce countersinks for screws and chamfering holes before tapping. Produces a chatter-free surface.
3 flute HSS un-coated 90° (form C) straight flute countersink - Ø4.0mm - Ø28.0mm with a cylindrical shank (DIN335) - Used to produce countersinks for screws and chamfering holes before tapping. Produces a chatter-free surface.
3 flute HSS un-coated 90° (form C) straight flute countersink - Ø4.0mm - Ø28.0mm with a cylindrical shank (DIN335) - Used to produce countersinks for screws and chamfering holes before tapping. Produces a chatter-free surface.