Features:-tap knockouts HSS-E for use in long chip and high resistance materials.
-Coating of hard material THL for maximum life.
-Angle of detachment of 15°, reduced in the area of the first cut.
-Uncoated cut front.
-Input in form C. - tolerances: 6HX.
-Supply of refrigerant axial.
Applications:-threads of blind hole in long chip up to 4 x DN materials.
-Steel (800-1250 N/mm²).
-Aluminium wrought alloys.
-Spheroidal graphite casting.