Materials 500 ÷ 1.350 N/mm² or 42 HRC For long-chipping materials |
MACHINE TAP WITH INTERNAL COOLANT FEED AND RADIAL EXIT Facilitates chip evacuation and improves cooling in cutting area. High thread and chamfer relief for synchronized tapping. With spiral point, driving the chips ahead. Chamfer lead 4-5 threads (DIN-Form B). Rake angle 8º÷10º measured in the 3rd thread. |