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  Solid carbide drill thread milling cutters for internal threads - BGF |
| 1.- Positioning BGF mill. 2.- Drilling and countersinking. 3.- Backing off for thread length adjustment. 4.- Run-in loop 180°, adjust to the thread milling size. 5.- Turn 360° for thread milling, interpolation with the thread pitch, around the mill axis. 6.- Run-out loop 180° to return the mill to the hole axis. 7.- Retracting the BGF mill to the start position. The application range is in short chipping materials: Grey cast iron, Alloyed grey cast iron, Brass and short chipping Bronze, Aluminium, Aluminium alloys. |
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